20819496

素因数分解:

$2^3\times 3^1\times {\mathrm{47}}^1\times {\mathrm{18457}}^1$

素因数の和:18513

約数の個数: 32

約数和(自身を含む): 53159040

約数和(自身を除く): 32339544

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 47, 94, 141, 188, 282, 376, 564, 1128, 18457, 36914, 55371, 73828, 110742, 147656, 221484, 442968, 867479, 1734958, 2602437, 3469916, 5204874, 6939832, 10409748, 20819496]

約数ペア:

[(1, 20819496), (2, 10409748), (3, 6939832), (4, 5204874), (6, 3469916), (8, 2602437), (12, 1734958), (24, 867479), (47, 442968), (94, 221484), (141, 147656), (188, 110742), (282, 73828), (376, 55371), (564, 36914), (1128, 18457)]