389634352

素因数分解:

$2^4\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{24623}}^1$

素因数の和:24697

約数の個数: 40

約数和(自身を含む): 806091264

約数和(自身を除く): 416456912

約数列:

[1, 2, 4, 8, 16, 23, 43, 46, 86, 92, 172, 184, 344, 368, 688, 989, 1978, 3956, 7912, 15824, 24623, 49246, 98492, 196984, 393968, 566329, 1058789, 1132658, 2117578, 2265316, 4235156, 4530632, 8470312, 9061264, 16940624, 24352147, 48704294, 97408588, 194817176, 389634352]

約数ペア:

[(1, 389634352), (2, 194817176), (4, 97408588), (8, 48704294), (16, 24352147), (23, 16940624), (43, 9061264), (46, 8470312), (86, 4530632), (92, 4235156), (172, 2265316), (184, 2117578), (344, 1132658), (368, 1058789), (688, 566329), (989, 393968), (1978, 196984), (3956, 98492), (7912, 49246), (15824, 24623)]