201990796432

素因数分解:

$2^4\times {\mathrm{8539}}^1\times {\mathrm{1478443}}^1$

素因数の和:1486990

約数の個数: 20

約数和(自身を含む): 391403264560

約数和(自身を除く): 189412468128

約数列:

[1, 2, 4, 8, 16, 8539, 17078, 34156, 68312, 136624, 1478443, 2956886, 5913772, 11827544, 23655088, 12624424777, 25248849554, 50497699108, 100995398216, 201990796432]

約数ペア:

[(1, 201990796432), (2, 100995398216), (4, 50497699108), (8, 25248849554), (16, 12624424777), (8539, 23655088), (17078, 11827544), (34156, 5913772), (68312, 2956886), (136624, 1478443)]