20199741836

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{457}}^1\times {\mathrm{650011}}^1$

素因数の和:650489

約数の個数: 24

約数和(自身を含む): 37510892496

約数和(自身を除く): 17311150660

約数列:

[1, 2, 4, 17, 34, 68, 457, 914, 1828, 7769, 15538, 31076, 650011, 1300022, 2600044, 11050187, 22100374, 44200748, 297055027, 594110054, 1188220108, 5049935459, 10099870918, 20199741836]

約数ペア:

[(1, 20199741836), (2, 10099870918), (4, 5049935459), (17, 1188220108), (34, 594110054), (68, 297055027), (457, 44200748), (914, 22100374), (1828, 11050187), (7769, 2600044), (15538, 1300022), (31076, 650011)]