20356072

素因数分解:

$2^3\times {\mathrm{11}}^2\times {\mathrm{17}}^1\times {\mathrm{1237}}^1$

素因数の和:1282

約数の個数: 48

約数和(自身を含む): 44456580

約数和(自身を除く): 24100508

約数列:

[1, 2, 4, 8, 11, 17, 22, 34, 44, 68, 88, 121, 136, 187, 242, 374, 484, 748, 968, 1237, 1496, 2057, 2474, 4114, 4948, 8228, 9896, 13607, 16456, 21029, 27214, 42058, 54428, 84116, 108856, 149677, 168232, 231319, 299354, 462638, 598708, 925276, 1197416, 1850552, 2544509, 5089018, 10178036, 20356072]

約数ペア:

[(1, 20356072), (2, 10178036), (4, 5089018), (8, 2544509), (11, 1850552), (17, 1197416), (22, 925276), (34, 598708), (44, 462638), (68, 299354), (88, 231319), (121, 168232), (136, 149677), (187, 108856), (242, 84116), (374, 54428), (484, 42058), (748, 27214), (968, 21029), (1237, 16456), (1496, 13607), (2057, 9896), (2474, 8228), (4114, 4948)]