18735730

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{167}}^1\times {\mathrm{863}}^1$

素因数の和:1050

約数の個数: 32

約数和(自身を含む): 36578304

約数和(自身を除く): 17842574

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 167, 334, 835, 863, 1670, 1726, 2171, 4315, 4342, 8630, 10855, 11219, 21710, 22438, 56095, 112190, 144121, 288242, 720605, 1441210, 1873573, 3747146, 9367865, 18735730]

約数ペア:

[(1, 18735730), (2, 9367865), (5, 3747146), (10, 1873573), (13, 1441210), (26, 720605), (65, 288242), (130, 144121), (167, 112190), (334, 56095), (835, 22438), (863, 21710), (1670, 11219), (1726, 10855), (2171, 8630), (4315, 4342)]