31580744

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{151}}^1\times {\mathrm{2011}}^1$

素因数の和:2181

約数の個数: 32

約数和(自身を含む): 64223040

約数和(自身を除く): 32642296

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 151, 302, 604, 1208, 1963, 2011, 3926, 4022, 7852, 8044, 15704, 16088, 26143, 52286, 104572, 209144, 303661, 607322, 1214644, 2429288, 3947593, 7895186, 15790372, 31580744]

約数ペア:

[(1, 31580744), (2, 15790372), (4, 7895186), (8, 3947593), (13, 2429288), (26, 1214644), (52, 607322), (104, 303661), (151, 209144), (302, 104572), (604, 52286), (1208, 26143), (1963, 16088), (2011, 15704), (3926, 8044), (4022, 7852)]