19956348

素因数分解:

$2^2\times 3^3\times {\mathrm{79}}^1\times {\mathrm{2339}}^1$

素因数の和:2431

約数の個数: 48

約数和(自身を含む): 52416000

約数和(自身を除く): 32459652

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 79, 108, 158, 237, 316, 474, 711, 948, 1422, 2133, 2339, 2844, 4266, 4678, 7017, 8532, 9356, 14034, 21051, 28068, 42102, 63153, 84204, 126306, 184781, 252612, 369562, 554343, 739124, 1108686, 1663029, 2217372, 3326058, 4989087, 6652116, 9978174, 19956348]

約数ペア:

[(1, 19956348), (2, 9978174), (3, 6652116), (4, 4989087), (6, 3326058), (9, 2217372), (12, 1663029), (18, 1108686), (27, 739124), (36, 554343), (54, 369562), (79, 252612), (108, 184781), (158, 126306), (237, 84204), (316, 63153), (474, 42102), (711, 28068), (948, 21051), (1422, 14034), (2133, 9356), (2339, 8532), (2844, 7017), (4266, 4678)]