81890722

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{74311}}^1$

素因数の和:74361

約数の個数: 16

約数和(自身を含む): 133761600

約数和(自身を除く): 51870878

約数列:

[1, 2, 19, 29, 38, 58, 551, 1102, 74311, 148622, 1411909, 2155019, 2823818, 4310038, 40945361, 81890722]

約数ペア:

[(1, 81890722), (2, 40945361), (19, 4310038), (29, 2823818), (38, 2155019), (58, 1411909), (551, 148622), (1102, 74311)]