31906616

素因数分解:

$2^3\times 7^1\times {\mathrm{139}}^1\times {\mathrm{4099}}^1$

素因数の和:4251

約数の個数: 32

約数和(自身を含む): 68880000

約数和(自身を除く): 36973384

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 139, 278, 556, 973, 1112, 1946, 3892, 4099, 7784, 8198, 16396, 28693, 32792, 57386, 114772, 229544, 569761, 1139522, 2279044, 3988327, 4558088, 7976654, 15953308, 31906616]

約数ペア:

[(1, 31906616), (2, 15953308), (4, 7976654), (7, 4558088), (8, 3988327), (14, 2279044), (28, 1139522), (56, 569761), (139, 229544), (278, 114772), (556, 57386), (973, 32792), (1112, 28693), (1946, 16396), (3892, 8198), (4099, 7784)]