20761584

素因数分解:

$2^4\times 3^1\times {\mathrm{53}}^1\times {\mathrm{8161}}^1$

素因数の和:8225

約数の個数: 40

約数和(自身を含む): 54652752

約数和(自身を除く): 33891168

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 53, 106, 159, 212, 318, 424, 636, 848, 1272, 2544, 8161, 16322, 24483, 32644, 48966, 65288, 97932, 130576, 195864, 391728, 432533, 865066, 1297599, 1730132, 2595198, 3460264, 5190396, 6920528, 10380792, 20761584]

約数ペア:

[(1, 20761584), (2, 10380792), (3, 6920528), (4, 5190396), (6, 3460264), (8, 2595198), (12, 1730132), (16, 1297599), (24, 865066), (48, 432533), (53, 391728), (106, 195864), (159, 130576), (212, 97932), (318, 65288), (424, 48966), (636, 32644), (848, 24483), (1272, 16322), (2544, 8161)]