1900778506

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{997}}^1\times {\mathrm{4561}}^1$

素因数の和:5590

約数の個数: 32

約数和(自身を含む): 3278070720

約数和(自身を除く): 1377292214

約数列:

[1, 2, 11, 19, 22, 38, 209, 418, 997, 1994, 4561, 9122, 10967, 18943, 21934, 37886, 50171, 86659, 100342, 173318, 208373, 416746, 953249, 1906498, 4547317, 9094634, 50020487, 86399023, 100040974, 172798046, 950389253, 1900778506]

約数ペア:

[(1, 1900778506), (2, 950389253), (11, 172798046), (19, 100040974), (22, 86399023), (38, 50020487), (209, 9094634), (418, 4547317), (997, 1906498), (1994, 953249), (4561, 416746), (9122, 208373), (10967, 173318), (18943, 100342), (21934, 86659), (37886, 50171)]