19510470

素因数分解:

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

素因数の和:97

約数の個数: 192

約数和(自身を含む): 63737856

約数和(自身を除く): 44227386

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 27, 30, 31, 35, 37, 42, 45, 54, 62, 63, 70, 74, 81, 90, 93, 105, 111, 126, 135, 155, 162, 185, 186, 189, 210, 217, 222, 243, 259, 270, 279, 310, 315, 333, 370, 378, 405, 434, 465, 486, 518, 555, 558, 567, 630, 651, 666, 777, 810, 837, 930, 945, 999, 1085, 1110, 1134, 1147, 1215, 1295, 1302, 1395, 1554, 1665, 1674, 1701, 1890, 1953, 1998, 2170, 2294, 2331, 2430, 2511, 2590, 2790, 2835, 2997, 3255, 3330, 3402, 3441, 3885, 3906, 4185, 4662, 4995, 5022, 5670, 5735, 5859, 5994, 6510, 6882, 6993, 7533, 7770, 8029, 8370, 8505, 8991, 9765, 9990, 10323, 11470, 11655, 11718, 12555, 13986, 14985, 15066, 16058, 17010, 17205, 17577, 17982, 19530, 20646, 20979, 23310, 24087, 25110, 29295, 29970, 30969, 34410, 34965, 35154, 37665, 40145, 41958, 44955, 48174, 51615, 52731, 58590, 61938, 62937, 69930, 72261, 75330, 80290, 87885, 89910, 92907, 103230, 104895, 105462, 120435, 125874, 144522, 154845, 175770, 185814, 209790, 216783, 240870, 263655, 278721, 309690, 314685, 361305, 433566, 464535, 527310, 557442, 629370, 650349, 722610, 929070, 1083915, 1300698, 1393605, 1951047, 2167830, 2787210, 3251745, 3902094, 6503490, 9755235, 19510470]

約数ペア:

[(1, 19510470), (2, 9755235), (3, 6503490), (5, 3902094), (6, 3251745), (7, 2787210), (9, 2167830), (10, 1951047), (14, 1393605), (15, 1300698), (18, 1083915), (21, 929070), (27, 722610), (30, 650349), (31, 629370), (35, 557442), (37, 527310), (42, 464535), (45, 433566), (54, 361305), (62, 314685), (63, 309690), (70, 278721), (74, 263655), (81, 240870), (90, 216783), (93, 209790), (105, 185814), (111, 175770), (126, 154845), (135, 144522), (155, 125874), (162, 120435), (185, 105462), (186, 104895), (189, 103230), (210, 92907), (217, 89910), (222, 87885), (243, 80290), (259, 75330), (270, 72261), (279, 69930), (310, 62937), (315, 61938), (333, 58590), (370, 52731), (378, 51615), (405, 48174), (434, 44955), (465, 41958), (486, 40145), (518, 37665), (555, 35154), (558, 34965), (567, 34410), (630, 30969), (651, 29970), (666, 29295), (777, 25110), (810, 24087), (837, 23310), (930, 20979), (945, 20646), (999, 19530), (1085, 17982), (1110, 17577), (1134, 17205), (1147, 17010), (1215, 16058), (1295, 15066), (1302, 14985), (1395, 13986), (1554, 12555), (1665, 11718), (1674, 11655), (1701, 11470), (1890, 10323), (1953, 9990), (1998, 9765), (2170, 8991), (2294, 8505), (2331, 8370), (2430, 8029), (2511, 7770), (2590, 7533), (2790, 6993), (2835, 6882), (2997, 6510), (3255, 5994), (3330, 5859), (3402, 5735), (3441, 5670), (3885, 5022), (3906, 4995), (4185, 4662)]