19924432

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{79}}^1\times {\mathrm{1433}}^1$

素因数の和:1531

約数の個数: 40

約数和(自身を含む): 42675840

約数和(自身を除く): 22751408

約数列:

[1, 2, 4, 8, 11, 16, 22, 44, 79, 88, 158, 176, 316, 632, 869, 1264, 1433, 1738, 2866, 3476, 5732, 6952, 11464, 13904, 15763, 22928, 31526, 63052, 113207, 126104, 226414, 252208, 452828, 905656, 1245277, 1811312, 2490554, 4981108, 9962216, 19924432]

約数ペア:

[(1, 19924432), (2, 9962216), (4, 4981108), (8, 2490554), (11, 1811312), (16, 1245277), (22, 905656), (44, 452828), (79, 252208), (88, 226414), (158, 126104), (176, 113207), (316, 63052), (632, 31526), (869, 22928), (1264, 15763), (1433, 13904), (1738, 11464), (2866, 6952), (3476, 5732)]