19852350

素因数分解:

$2^1\times 3^1\times 5^2\times 7^2\times {\mathrm{37}}^1\times {\mathrm{73}}^1$

素因数の和:139

約数の個数: 144

約数和(自身を含む): 59625648

約数和(自身を除く): 39773298

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 25, 30, 35, 37, 42, 49, 50, 70, 73, 74, 75, 98, 105, 111, 146, 147, 150, 175, 185, 210, 219, 222, 245, 259, 294, 350, 365, 370, 438, 490, 511, 518, 525, 555, 730, 735, 777, 925, 1022, 1050, 1095, 1110, 1225, 1295, 1470, 1533, 1554, 1813, 1825, 1850, 2190, 2450, 2555, 2590, 2701, 2775, 3066, 3577, 3626, 3650, 3675, 3885, 5110, 5402, 5439, 5475, 5550, 6475, 7154, 7350, 7665, 7770, 8103, 9065, 10731, 10878, 10950, 12775, 12950, 13505, 15330, 16206, 17885, 18130, 18907, 19425, 21462, 25550, 27010, 27195, 35770, 37814, 38325, 38850, 40515, 45325, 53655, 54390, 56721, 67525, 76650, 81030, 89425, 90650, 94535, 107310, 113442, 132349, 135050, 135975, 178850, 189070, 202575, 264698, 268275, 271950, 283605, 397047, 405150, 472675, 536550, 567210, 661745, 794094, 945350, 1323490, 1418025, 1985235, 2836050, 3308725, 3970470, 6617450, 9926175, 19852350]

約数ペア:

[(1, 19852350), (2, 9926175), (3, 6617450), (5, 3970470), (6, 3308725), (7, 2836050), (10, 1985235), (14, 1418025), (15, 1323490), (21, 945350), (25, 794094), (30, 661745), (35, 567210), (37, 536550), (42, 472675), (49, 405150), (50, 397047), (70, 283605), (73, 271950), (74, 268275), (75, 264698), (98, 202575), (105, 189070), (111, 178850), (146, 135975), (147, 135050), (150, 132349), (175, 113442), (185, 107310), (210, 94535), (219, 90650), (222, 89425), (245, 81030), (259, 76650), (294, 67525), (350, 56721), (365, 54390), (370, 53655), (438, 45325), (490, 40515), (511, 38850), (518, 38325), (525, 37814), (555, 35770), (730, 27195), (735, 27010), (777, 25550), (925, 21462), (1022, 19425), (1050, 18907), (1095, 18130), (1110, 17885), (1225, 16206), (1295, 15330), (1470, 13505), (1533, 12950), (1554, 12775), (1813, 10950), (1825, 10878), (1850, 10731), (2190, 9065), (2450, 8103), (2555, 7770), (2590, 7665), (2701, 7350), (2775, 7154), (3066, 6475), (3577, 5550), (3626, 5475), (3650, 5439), (3675, 5402), (3885, 5110)]