20147792

素因数分解:

$2^4\times 7^1\times {\mathrm{59}}^1\times {\mathrm{3049}}^1$

素因数の和:3123

約数の個数: 40

約数和(自身を含む): 45384000

約数和(自身を除く): 25236208

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 59, 112, 118, 236, 413, 472, 826, 944, 1652, 3049, 3304, 6098, 6608, 12196, 21343, 24392, 42686, 48784, 85372, 170744, 179891, 341488, 359782, 719564, 1259237, 1439128, 2518474, 2878256, 5036948, 10073896, 20147792]

約数ペア:

[(1, 20147792), (2, 10073896), (4, 5036948), (7, 2878256), (8, 2518474), (14, 1439128), (16, 1259237), (28, 719564), (56, 359782), (59, 341488), (112, 179891), (118, 170744), (236, 85372), (413, 48784), (472, 42686), (826, 24392), (944, 21343), (1652, 12196), (3049, 6608), (3304, 6098)]