20443724

素因数分解:

$2^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{1481}}^1$

素因数の和:1538

約数の個数: 48

約数和(自身を含む): 44815680

約数和(自身を除く): 24371956

約数列:

[1, 2, 4, 7, 14, 17, 28, 29, 34, 58, 68, 116, 119, 203, 238, 406, 476, 493, 812, 986, 1481, 1972, 2962, 3451, 5924, 6902, 10367, 13804, 20734, 25177, 41468, 42949, 50354, 85898, 100708, 171796, 176239, 300643, 352478, 601286, 704956, 730133, 1202572, 1460266, 2920532, 5110931, 10221862, 20443724]

約数ペア:

[(1, 20443724), (2, 10221862), (4, 5110931), (7, 2920532), (14, 1460266), (17, 1202572), (28, 730133), (29, 704956), (34, 601286), (58, 352478), (68, 300643), (116, 176239), (119, 171796), (203, 100708), (238, 85898), (406, 50354), (476, 42949), (493, 41468), (812, 25177), (986, 20734), (1481, 13804), (1972, 10367), (2962, 6902), (3451, 5924)]