64020788

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{769}}^1\times {\mathrm{1601}}^1$

素因数の和:2387

約数の個数: 24

約数和(自身を含む): 120886920

約数和(自身を除く): 56866132

約数列:

[1, 2, 4, 13, 26, 52, 769, 1538, 1601, 3076, 3202, 6404, 9997, 19994, 20813, 39988, 41626, 83252, 1231169, 2462338, 4924676, 16005197, 32010394, 64020788]

約数ペア:

[(1, 64020788), (2, 32010394), (4, 16005197), (13, 4924676), (26, 2462338), (52, 1231169), (769, 83252), (1538, 41626), (1601, 39988), (3076, 20813), (3202, 19994), (6404, 9997)]