20163744872

素因数分解:

$2^3\times {\mathrm{67}}^1\times {\mathrm{157}}^1\times {\mathrm{239611}}^1$

素因数の和:239841

約数の個数: 32

約数和(自身を含む): 38615869920

約数和(自身を除く): 18452125048

約数列:

[1, 2, 4, 8, 67, 134, 157, 268, 314, 536, 628, 1256, 10519, 21038, 42076, 84152, 239611, 479222, 958444, 1916888, 16053937, 32107874, 37618927, 64215748, 75237854, 128431496, 150475708, 300951416, 2520468109, 5040936218, 10081872436, 20163744872]

約数ペア:

[(1, 20163744872), (2, 10081872436), (4, 5040936218), (8, 2520468109), (67, 300951416), (134, 150475708), (157, 128431496), (268, 75237854), (314, 64215748), (536, 37618927), (628, 32107874), (1256, 16053937), (10519, 1916888), (21038, 958444), (42076, 479222), (84152, 239611)]