87419216

素因数分解:

$2^4\times {\mathrm{41}}^1\times {\mathrm{133261}}^1$

素因数の和:133310

約数の個数: 20

約数和(自身を含む): 173507124

約数和(自身を除く): 86087908

約数列:

[1, 2, 4, 8, 16, 41, 82, 164, 328, 656, 133261, 266522, 533044, 1066088, 2132176, 5463701, 10927402, 21854804, 43709608, 87419216]

約数ペア:

[(1, 87419216), (2, 43709608), (4, 21854804), (8, 10927402), (16, 5463701), (41, 2132176), (82, 1066088), (164, 533044), (328, 266522), (656, 133261)]