12810928

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{3623}}^1$

素因数の和:3661

約数の個数: 40

約数和(自身を含む): 28310688

約数和(自身を除く): 15499760

約数列:

[1, 2, 4, 8, 13, 16, 17, 26, 34, 52, 68, 104, 136, 208, 221, 272, 442, 884, 1768, 3536, 3623, 7246, 14492, 28984, 47099, 57968, 61591, 94198, 123182, 188396, 246364, 376792, 492728, 753584, 800683, 985456, 1601366, 3202732, 6405464, 12810928]

約数ペア:

[(1, 12810928), (2, 6405464), (4, 3202732), (8, 1601366), (13, 985456), (16, 800683), (17, 753584), (26, 492728), (34, 376792), (52, 246364), (68, 188396), (104, 123182), (136, 94198), (208, 61591), (221, 57968), (272, 47099), (442, 28984), (884, 14492), (1768, 7246), (3536, 3623)]