20479468

素因数分解:

$2^2\times {\mathrm{31}}^1\times {\mathrm{317}}^1\times {\mathrm{521}}^1$

素因数の和:873

約数の個数: 24

約数和(自身を含む): 37183104

約数和(自身を除く): 16703636

約数列:

[1, 2, 4, 31, 62, 124, 317, 521, 634, 1042, 1268, 2084, 9827, 16151, 19654, 32302, 39308, 64604, 165157, 330314, 660628, 5119867, 10239734, 20479468]

約数ペア:

[(1, 20479468), (2, 10239734), (4, 5119867), (31, 660628), (62, 330314), (124, 165157), (317, 64604), (521, 39308), (634, 32302), (1042, 19654), (1268, 16151), (2084, 9827)]