19299575

素因数分解:

$5^2\times {\mathrm{71}}^1\times {\mathrm{83}}^1\times {\mathrm{131}}^1$

素因数の和:295

約数の個数: 24

約数和(自身を含む): 24748416

約数和(自身を除く): 5448841

約数列:

[1, 5, 25, 71, 83, 131, 355, 415, 655, 1775, 2075, 3275, 5893, 9301, 10873, 29465, 46505, 54365, 147325, 232525, 271825, 771983, 3859915, 19299575]

約数ペア:

[(1, 19299575), (5, 3859915), (25, 771983), (71, 271825), (83, 232525), (131, 147325), (355, 54365), (415, 46505), (655, 29465), (1775, 10873), (2075, 9301), (3275, 5893)]