18103670

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{157}}^1\times {\mathrm{887}}^1$

素因数の和:1064

約数の個数: 32

約数和(自身を含む): 35356608

約数和(自身を除く): 17252938

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 157, 314, 785, 887, 1570, 1774, 2041, 4082, 4435, 8870, 10205, 11531, 20410, 23062, 57655, 115310, 139259, 278518, 696295, 1392590, 1810367, 3620734, 9051835, 18103670]

約数ペア:

[(1, 18103670), (2, 9051835), (5, 3620734), (10, 1810367), (13, 1392590), (26, 696295), (65, 278518), (130, 139259), (157, 115310), (314, 57655), (785, 23062), (887, 20410), (1570, 11531), (1774, 10205), (2041, 8870), (4082, 4435)]