20404632

素因数分解:

$2^3\times 3^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{1543}}^1$

素因数の和:1600

約数の個数: 64

約数和(自身を含む): 55584000

約数和(自身を除く): 35179368

約数列:

[1, 2, 3, 4, 6, 8, 12, 19, 24, 29, 38, 57, 58, 76, 87, 114, 116, 152, 174, 228, 232, 348, 456, 551, 696, 1102, 1543, 1653, 2204, 3086, 3306, 4408, 4629, 6172, 6612, 9258, 12344, 13224, 18516, 29317, 37032, 44747, 58634, 87951, 89494, 117268, 134241, 175902, 178988, 234536, 268482, 351804, 357976, 536964, 703608, 850193, 1073928, 1700386, 2550579, 3400772, 5101158, 6801544, 10202316, 20404632]

約数ペア:

[(1, 20404632), (2, 10202316), (3, 6801544), (4, 5101158), (6, 3400772), (8, 2550579), (12, 1700386), (19, 1073928), (24, 850193), (29, 703608), (38, 536964), (57, 357976), (58, 351804), (76, 268482), (87, 234536), (114, 178988), (116, 175902), (152, 134241), (174, 117268), (228, 89494), (232, 87951), (348, 58634), (456, 44747), (551, 37032), (696, 29317), (1102, 18516), (1543, 13224), (1653, 12344), (2204, 9258), (3086, 6612), (3306, 6172), (4408, 4629)]