31381616

素因数分解:

$2^4\times 7^1\times {\mathrm{19}}^1\times {\mathrm{14747}}^1$

素因数の和:14781

約数の個数: 40

約数和(自身を含む): 73150080

約数和(自身を除く): 41768464

約数列:

[1, 2, 4, 7, 8, 14, 16, 19, 28, 38, 56, 76, 112, 133, 152, 266, 304, 532, 1064, 2128, 14747, 29494, 58988, 103229, 117976, 206458, 235952, 280193, 412916, 560386, 825832, 1120772, 1651664, 1961351, 2241544, 3922702, 4483088, 7845404, 15690808, 31381616]

約数ペア:

[(1, 31381616), (2, 15690808), (4, 7845404), (7, 4483088), (8, 3922702), (14, 2241544), (16, 1961351), (19, 1651664), (28, 1120772), (38, 825832), (56, 560386), (76, 412916), (112, 280193), (133, 235952), (152, 206458), (266, 117976), (304, 103229), (532, 58988), (1064, 29494), (2128, 14747)]