20800944

素因数分解:

$2^4\times 3^2\times {\mathrm{144451}}^1$

素因数の和:144465

約数の個数: 30

約数和(自身を含む): 58214156

約数和(自身を除く): 37413212

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 36, 48, 72, 144, 144451, 288902, 433353, 577804, 866706, 1155608, 1300059, 1733412, 2311216, 2600118, 3466824, 5200236, 6933648, 10400472, 20800944]

約数ペア:

[(1, 20800944), (2, 10400472), (3, 6933648), (4, 5200236), (6, 3466824), (8, 2600118), (9, 2311216), (12, 1733412), (16, 1300059), (18, 1155608), (24, 866706), (36, 577804), (48, 433353), (72, 288902), (144, 144451)]