19435260

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{24917}}^1$

素因数の和:24942

約数の個数: 48

約数和(自身を含む): 58607136

約数和(自身を除く): 39171876

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 130, 156, 195, 260, 390, 780, 24917, 49834, 74751, 99668, 124585, 149502, 249170, 299004, 323921, 373755, 498340, 647842, 747510, 971763, 1295684, 1495020, 1619605, 1943526, 3239210, 3887052, 4858815, 6478420, 9717630, 19435260]

約数ペア:

[(1, 19435260), (2, 9717630), (3, 6478420), (4, 4858815), (5, 3887052), (6, 3239210), (10, 1943526), (12, 1619605), (13, 1495020), (15, 1295684), (20, 971763), (26, 747510), (30, 647842), (39, 498340), (52, 373755), (60, 323921), (65, 299004), (78, 249170), (130, 149502), (156, 124585), (195, 99668), (260, 74751), (390, 49834), (780, 24917)]