20147007419

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{73}}^1\times {\mathrm{233}}^1\times {\mathrm{15383}}^1$

素因数の和:15707

約数の個数: 32

約数和(自身を含む): 25573377024

約数和(自身を除く): 5426369605

約数列:

[1, 7, 11, 73, 77, 233, 511, 803, 1631, 2563, 5621, 15383, 17009, 17941, 107681, 119063, 169213, 187099, 1122959, 1184491, 1309693, 3584239, 7860713, 12352549, 25089673, 39426629, 86467843, 261649447, 275986403, 1831546129, 2878143917, 20147007419]

約数ペア:

[(1, 20147007419), (7, 2878143917), (11, 1831546129), (73, 275986403), (77, 261649447), (233, 86467843), (511, 39426629), (803, 25089673), (1631, 12352549), (2563, 7860713), (5621, 3584239), (15383, 1309693), (17009, 1184491), (17941, 1122959), (107681, 187099), (119063, 169213)]