18855970

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{167}}^1\times {\mathrm{1613}}^1$

素因数の和:1794

約数の個数: 32

約数和(自身を含む): 39045888

約数和(自身を除く): 20189918

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 167, 334, 835, 1169, 1613, 1670, 2338, 3226, 5845, 8065, 11291, 11690, 16130, 22582, 56455, 112910, 269371, 538742, 1346855, 1885597, 2693710, 3771194, 9427985, 18855970]

約数ペア:

[(1, 18855970), (2, 9427985), (5, 3771194), (7, 2693710), (10, 1885597), (14, 1346855), (35, 538742), (70, 269371), (167, 112910), (334, 56455), (835, 22582), (1169, 16130), (1613, 11690), (1670, 11291), (2338, 8065), (3226, 5845)]