201564008

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{21739}}^1$

素因数の和:21825

約数の個数: 32

約数和(自身を含む): 404364000

約数和(自身を除く): 202799992

約数列:

[1, 2, 4, 8, 19, 38, 61, 76, 122, 152, 244, 488, 1159, 2318, 4636, 9272, 21739, 43478, 86956, 173912, 413041, 826082, 1326079, 1652164, 2652158, 3304328, 5304316, 10608632, 25195501, 50391002, 100782004, 201564008]

約数ペア:

[(1, 201564008), (2, 100782004), (4, 50391002), (8, 25195501), (19, 10608632), (38, 5304316), (61, 3304328), (76, 2652158), (122, 1652164), (152, 1326079), (244, 826082), (488, 413041), (1159, 173912), (2318, 86956), (4636, 43478), (9272, 21739)]