20752672

素因数分解:

$2^5\times {\mathrm{101}}^1\times {\mathrm{6421}}^1$

素因数の和:6532

約数の個数: 24

約数和(自身を含む): 41267772

約数和(自身を除く): 20515100

約数列:

[1, 2, 4, 8, 16, 32, 101, 202, 404, 808, 1616, 3232, 6421, 12842, 25684, 51368, 102736, 205472, 648521, 1297042, 2594084, 5188168, 10376336, 20752672]

約数ペア:

[(1, 20752672), (2, 10376336), (4, 5188168), (8, 2594084), (16, 1297042), (32, 648521), (101, 205472), (202, 102736), (404, 51368), (808, 25684), (1616, 12842), (3232, 6421)]