18702105

素因数分解:

$3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{151}}^1\times {\mathrm{359}}^1$

素因数の和:541

約数の個数: 32

約数和(自身を含む): 31518720

約数和(自身を除く): 12816615

約数列:

[1, 3, 5, 15, 23, 69, 115, 151, 345, 359, 453, 755, 1077, 1795, 2265, 3473, 5385, 8257, 10419, 17365, 24771, 41285, 52095, 54209, 123855, 162627, 271045, 813135, 1246807, 3740421, 6234035, 18702105]

約数ペア:

[(1, 18702105), (3, 6234035), (5, 3740421), (15, 1246807), (23, 813135), (69, 271045), (115, 162627), (151, 123855), (345, 54209), (359, 52095), (453, 41285), (755, 24771), (1077, 17365), (1795, 10419), (2265, 8257), (3473, 5385)]