20163511540

素因数分解:

$2^2\times 5^1\times {\mathrm{739}}^1\times {\mathrm{1364243}}^1$

素因数の和:1364991

約数の個数: 24

約数和(自身を含む): 42400703520

約数和(自身を除く): 22237191980

約数列:

[1, 2, 4, 5, 10, 20, 739, 1478, 2956, 3695, 7390, 14780, 1364243, 2728486, 5456972, 6821215, 13642430, 27284860, 1008175577, 2016351154, 4032702308, 5040877885, 10081755770, 20163511540]

約数ペア:

[(1, 20163511540), (2, 10081755770), (4, 5040877885), (5, 4032702308), (10, 2016351154), (20, 1008175577), (739, 27284860), (1478, 13642430), (2956, 6821215), (3695, 5456972), (7390, 2728486), (14780, 1364243)]