18824770

素因数分解:

$2^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{139}}^1\times {\mathrm{467}}^1$

素因数の和:642

約数の個数: 32

約数和(自身を含む): 35380800

約数和(自身を除く): 16556030

約数列:

[1, 2, 5, 10, 29, 58, 139, 145, 278, 290, 467, 695, 934, 1390, 2335, 4031, 4670, 8062, 13543, 20155, 27086, 40310, 64913, 67715, 129826, 135430, 324565, 649130, 1882477, 3764954, 9412385, 18824770]

約数ペア:

[(1, 18824770), (2, 9412385), (5, 3764954), (10, 1882477), (29, 649130), (58, 324565), (139, 135430), (145, 129826), (278, 67715), (290, 64913), (467, 40310), (695, 27086), (934, 20155), (1390, 13543), (2335, 8062), (4031, 4670)]