20180208

素因数分解:

$2^4\times 3^1\times {\mathrm{420421}}^1$

素因数の和:420432

約数の個数: 20

約数和(自身を含む): 52132328

約数和(自身を除く): 31952120

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 420421, 840842, 1261263, 1681684, 2522526, 3363368, 5045052, 6726736, 10090104, 20180208]

約数ペア:

[(1, 20180208), (2, 10090104), (3, 6726736), (4, 5045052), (6, 3363368), (8, 2522526), (12, 1681684), (16, 1261263), (24, 840842), (48, 420421)]