20009227528

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{8147}}^1\times {\mathrm{18059}}^1$

素因数の和:26229

約数の個数: 32

約数和(自身を含む): 39731277600

約数和(自身を除く): 19722050072

約数列:

[1, 2, 4, 8, 17, 34, 68, 136, 8147, 16294, 18059, 32588, 36118, 65176, 72236, 138499, 144472, 276998, 307003, 553996, 614006, 1107992, 1228012, 2456024, 147126673, 294253346, 588506692, 1177013384, 2501153441, 5002306882, 10004613764, 20009227528]

約数ペア:

[(1, 20009227528), (2, 10004613764), (4, 5002306882), (8, 2501153441), (17, 1177013384), (34, 588506692), (68, 294253346), (136, 147126673), (8147, 2456024), (16294, 1228012), (18059, 1107992), (32588, 614006), (36118, 553996), (65176, 307003), (72236, 276998), (138499, 144472)]