20400544

素因数分解:

$2^5\times {\mathrm{17}}^1\times {\mathrm{37501}}^1$

素因数の和:37528

約数の個数: 24

約数和(自身を含む): 42527268

約数和(自身を除く): 22126724

約数列:

[1, 2, 4, 8, 16, 17, 32, 34, 68, 136, 272, 544, 37501, 75002, 150004, 300008, 600016, 637517, 1200032, 1275034, 2550068, 5100136, 10200272, 20400544]

約数ペア:

[(1, 20400544), (2, 10200272), (4, 5100136), (8, 2550068), (16, 1275034), (17, 1200032), (32, 637517), (34, 600016), (68, 300008), (136, 150004), (272, 75002), (544, 37501)]