18546990

素因数分解:

$2^1\times 3^1\times 5^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1$

素因数の和:103

約数の個数: 192

約数和(自身を含む): 59885568

約数和(自身を除く): 41338578

約数列:

[1, 2, 3, 5, 6, 7, 10, 11, 14, 15, 21, 22, 30, 31, 33, 35, 37, 42, 49, 55, 62, 66, 70, 74, 77, 93, 98, 105, 110, 111, 147, 154, 155, 165, 185, 186, 210, 217, 222, 231, 245, 259, 294, 310, 330, 341, 370, 385, 407, 434, 462, 465, 490, 518, 539, 555, 651, 682, 735, 770, 777, 814, 930, 1023, 1078, 1085, 1110, 1147, 1155, 1221, 1295, 1302, 1470, 1519, 1554, 1617, 1705, 1813, 2035, 2046, 2170, 2294, 2310, 2387, 2442, 2590, 2695, 2849, 3038, 3234, 3255, 3410, 3441, 3626, 3885, 4070, 4557, 4774, 5115, 5390, 5439, 5698, 5735, 6105, 6510, 6882, 7161, 7595, 7770, 8029, 8085, 8547, 9065, 9114, 10230, 10878, 11470, 11935, 12210, 12617, 14245, 14322, 15190, 16058, 16170, 16709, 17094, 17205, 18130, 19943, 22785, 23870, 24087, 25234, 27195, 28490, 33418, 34410, 35805, 37851, 39886, 40145, 42735, 45570, 48174, 50127, 54390, 56203, 59829, 63085, 71610, 75702, 80290, 83545, 85470, 88319, 99715, 100254, 112406, 119658, 120435, 126170, 167090, 168609, 176638, 189255, 199430, 240870, 250635, 264957, 281015, 299145, 337218, 378510, 441595, 501270, 529914, 562030, 598290, 618233, 843045, 883190, 1236466, 1324785, 1686090, 1854699, 2649570, 3091165, 3709398, 6182330, 9273495, 18546990]

約数ペア:

[(1, 18546990), (2, 9273495), (3, 6182330), (5, 3709398), (6, 3091165), (7, 2649570), (10, 1854699), (11, 1686090), (14, 1324785), (15, 1236466), (21, 883190), (22, 843045), (30, 618233), (31, 598290), (33, 562030), (35, 529914), (37, 501270), (42, 441595), (49, 378510), (55, 337218), (62, 299145), (66, 281015), (70, 264957), (74, 250635), (77, 240870), (93, 199430), (98, 189255), (105, 176638), (110, 168609), (111, 167090), (147, 126170), (154, 120435), (155, 119658), (165, 112406), (185, 100254), (186, 99715), (210, 88319), (217, 85470), (222, 83545), (231, 80290), (245, 75702), (259, 71610), (294, 63085), (310, 59829), (330, 56203), (341, 54390), (370, 50127), (385, 48174), (407, 45570), (434, 42735), (462, 40145), (465, 39886), (490, 37851), (518, 35805), (539, 34410), (555, 33418), (651, 28490), (682, 27195), (735, 25234), (770, 24087), (777, 23870), (814, 22785), (930, 19943), (1023, 18130), (1078, 17205), (1085, 17094), (1110, 16709), (1147, 16170), (1155, 16058), (1221, 15190), (1295, 14322), (1302, 14245), (1470, 12617), (1519, 12210), (1554, 11935), (1617, 11470), (1705, 10878), (1813, 10230), (2035, 9114), (2046, 9065), (2170, 8547), (2294, 8085), (2310, 8029), (2387, 7770), (2442, 7595), (2590, 7161), (2695, 6882), (2849, 6510), (3038, 6105), (3234, 5735), (3255, 5698), (3410, 5439), (3441, 5390), (3626, 5115), (3885, 4774), (4070, 4557)]