18487064

素因数分解:

$2^3\times {\mathrm{41}}^1\times {\mathrm{157}}^1\times {\mathrm{359}}^1$

素因数の和:563

約数の個数: 32

約数和(自身を含む): 35834400

約数和(自身を除く): 17347336

約数列:

[1, 2, 4, 8, 41, 82, 157, 164, 314, 328, 359, 628, 718, 1256, 1436, 2872, 6437, 12874, 14719, 25748, 29438, 51496, 56363, 58876, 112726, 117752, 225452, 450904, 2310883, 4621766, 9243532, 18487064]

約数ペア:

[(1, 18487064), (2, 9243532), (4, 4621766), (8, 2310883), (41, 450904), (82, 225452), (157, 117752), (164, 112726), (314, 58876), (328, 56363), (359, 51496), (628, 29438), (718, 25748), (1256, 14719), (1436, 12874), (2872, 6437)]