20609512

素因数分解:

$2^3\times 7^1\times {\mathrm{11}}^1\times {\mathrm{33457}}^1$

素因数の和:33481

約数の個数: 32

約数和(自身を含む): 48179520

約数和(自身を除く): 27570008

約数列:

[1, 2, 4, 7, 8, 11, 14, 22, 28, 44, 56, 77, 88, 154, 308, 616, 33457, 66914, 133828, 234199, 267656, 368027, 468398, 736054, 936796, 1472108, 1873592, 2576189, 2944216, 5152378, 10304756, 20609512]

約数ペア:

[(1, 20609512), (2, 10304756), (4, 5152378), (7, 2944216), (8, 2576189), (11, 1873592), (14, 1472108), (22, 936796), (28, 736054), (44, 468398), (56, 368027), (77, 267656), (88, 234199), (154, 133828), (308, 66914), (616, 33457)]