19542392

素因数分解:

$2^3\times {\mathrm{73}}^1\times {\mathrm{109}}^1\times {\mathrm{307}}^1$

素因数の和:495

約数の個数: 32

約数和(自身を含む): 37606800

約数和(自身を除く): 18064408

約数列:

[1, 2, 4, 8, 73, 109, 146, 218, 292, 307, 436, 584, 614, 872, 1228, 2456, 7957, 15914, 22411, 31828, 33463, 44822, 63656, 66926, 89644, 133852, 179288, 267704, 2442799, 4885598, 9771196, 19542392]

約数ペア:

[(1, 19542392), (2, 9771196), (4, 4885598), (8, 2442799), (73, 267704), (109, 179288), (146, 133852), (218, 89644), (292, 66926), (307, 63656), (436, 44822), (584, 33463), (614, 31828), (872, 22411), (1228, 15914), (2456, 7957)]