19761856

素因数分解:

$2^6\times {\mathrm{71}}^1\times {\mathrm{4349}}^1$

素因数の和:4432

約数の個数: 28

約数和(自身を含む): 39776400

約数和(自身を除く): 20014544

約数列:

[1, 2, 4, 8, 16, 32, 64, 71, 142, 284, 568, 1136, 2272, 4349, 4544, 8698, 17396, 34792, 69584, 139168, 278336, 308779, 617558, 1235116, 2470232, 4940464, 9880928, 19761856]

約数ペア:

[(1, 19761856), (2, 9880928), (4, 4940464), (8, 2470232), (16, 1235116), (32, 617558), (64, 308779), (71, 278336), (142, 139168), (284, 69584), (568, 34792), (1136, 17396), (2272, 8698), (4349, 4544)]