20005872

素因数分解:

$2^4\times 3^1\times {\mathrm{17}}^1\times {\mathrm{24517}}^1$

素因数の和:24545

約数の個数: 40

約数和(自身を含む): 54724176

約数和(自身を除く): 34718304

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 17, 24, 34, 48, 51, 68, 102, 136, 204, 272, 408, 816, 24517, 49034, 73551, 98068, 147102, 196136, 294204, 392272, 416789, 588408, 833578, 1176816, 1250367, 1667156, 2500734, 3334312, 5001468, 6668624, 10002936, 20005872]

約数ペア:

[(1, 20005872), (2, 10002936), (3, 6668624), (4, 5001468), (6, 3334312), (8, 2500734), (12, 1667156), (16, 1250367), (17, 1176816), (24, 833578), (34, 588408), (48, 416789), (51, 392272), (68, 294204), (102, 196136), (136, 147102), (204, 98068), (272, 73551), (408, 49034), (816, 24517)]