20907398701

素因数分解:

$7^1\times {\mathrm{61}}^1\times {\mathrm{1163}}^1\times {\mathrm{42101}}^1$

素因数の和:43332

約数の個数: 16

約数和(自身を含む): 24307337088

約数和(自身を除く): 3399938387

約数列:

[1, 7, 61, 427, 1163, 8141, 42101, 70943, 294707, 496601, 2568161, 17977127, 48963463, 342744241, 2986771243, 20907398701]

約数ペア:

[(1, 20907398701), (7, 2986771243), (61, 342744241), (427, 48963463), (1163, 17977127), (8141, 2568161), (42101, 496601), (70943, 294707)]