20796638850

素因数分解:

$2^1\times 3^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{3554981}}^1$

素因数の和:3555012

約数の個数: 72

約数和(自身を含む): 60171625332

約数和(自身を除く): 39374986482

約数列:

[1, 2, 3, 5, 6, 9, 10, 13, 15, 18, 25, 26, 30, 39, 45, 50, 65, 75, 78, 90, 117, 130, 150, 195, 225, 234, 325, 390, 450, 585, 650, 975, 1170, 1950, 2925, 5850, 3554981, 7109962, 10664943, 17774905, 21329886, 31994829, 35549810, 46214753, 53324715, 63989658, 88874525, 92429506, 106649430, 138644259, 159974145, 177749050, 231073765, 266623575, 277288518, 319948290, 415932777, 462147530, 533247150, 693221295, 799870725, 831865554, 1155368825, 1386442590, 1599741450, 2079663885, 2310737650, 3466106475, 4159327770, 6932212950, 10398319425, 20796638850]

約数ペア:

[(1, 20796638850), (2, 10398319425), (3, 6932212950), (5, 4159327770), (6, 3466106475), (9, 2310737650), (10, 2079663885), (13, 1599741450), (15, 1386442590), (18, 1155368825), (25, 831865554), (26, 799870725), (30, 693221295), (39, 533247150), (45, 462147530), (50, 415932777), (65, 319948290), (75, 277288518), (78, 266623575), (90, 231073765), (117, 177749050), (130, 159974145), (150, 138644259), (195, 106649430), (225, 92429506), (234, 88874525), (325, 63989658), (390, 53324715), (450, 46214753), (585, 35549810), (650, 31994829), (975, 21329886), (1170, 17774905), (1950, 10664943), (2925, 7109962), (5850, 3554981)]