154389404

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{157}}^1\times {\mathrm{18911}}^1$

素因数の和:19085

約数の個数: 24

約数和(自身を含む): 292833408

約数和(自身を除く): 138444004

約数列:

[1, 2, 4, 13, 26, 52, 157, 314, 628, 2041, 4082, 8164, 18911, 37822, 75644, 245843, 491686, 983372, 2969027, 5938054, 11876108, 38597351, 77194702, 154389404]

約数ペア:

[(1, 154389404), (2, 77194702), (4, 38597351), (13, 11876108), (26, 5938054), (52, 2969027), (157, 983372), (314, 491686), (628, 245843), (2041, 75644), (4082, 37822), (8164, 18911)]