20199077608

素因数分解:

$2^3\times {\mathrm{1181}}^1\times {\mathrm{2137921}}^1$

素因数の和:2139108

約数の個数: 16

約数和(自身を含む): 37905357060

約数和(自身を除く): 17706279452

約数列:

[1, 2, 4, 8, 1181, 2362, 4724, 9448, 2137921, 4275842, 8551684, 17103368, 2524884701, 5049769402, 10099538804, 20199077608]

約数ペア:

[(1, 20199077608), (2, 10099538804), (4, 5049769402), (8, 2524884701), (1181, 17103368), (2362, 8551684), (4724, 4275842), (9448, 2137921)]