20258492

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{12953}}^1$

素因数の和:12997

約数の個数: 24

約数和(自身を含む): 39172896

約数和(自身を除く): 18914404

約数列:

[1, 2, 4, 17, 23, 34, 46, 68, 92, 391, 782, 1564, 12953, 25906, 51812, 220201, 297919, 440402, 595838, 880804, 1191676, 5064623, 10129246, 20258492]

約数ペア:

[(1, 20258492), (2, 10129246), (4, 5064623), (17, 1191676), (23, 880804), (34, 595838), (46, 440402), (68, 297919), (92, 220201), (391, 51812), (782, 25906), (1564, 12953)]