20199972434

素因数分解:

$2^1\times {\mathrm{31}}^1\times {\mathrm{71}}^1\times {\mathrm{113}}^1\times {\mathrm{40609}}^1$

素因数の和:40826

約数の個数: 32

約数和(自身を含む): 31999380480

約数和(自身を除く): 11799408046

約数列:

[1, 2, 31, 62, 71, 113, 142, 226, 2201, 3503, 4402, 7006, 8023, 16046, 40609, 81218, 248713, 497426, 1258879, 2517758, 2883239, 4588817, 5766478, 9177634, 89380409, 142253327, 178760818, 284506654, 325806007, 651612014, 10099986217, 20199972434]

約数ペア:

[(1, 20199972434), (2, 10099986217), (31, 651612014), (62, 325806007), (71, 284506654), (113, 178760818), (142, 142253327), (226, 89380409), (2201, 9177634), (3503, 5766478), (4402, 4588817), (7006, 2883239), (8023, 2517758), (16046, 1258879), (40609, 497426), (81218, 248713)]