17938860

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{4211}}^1$

素因数の和:4294

約数の個数: 48

約数和(自身を含む): 50948352

約数和(自身を除く): 33009492

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 71, 142, 213, 284, 355, 426, 710, 852, 1065, 1420, 2130, 4211, 4260, 8422, 12633, 16844, 21055, 25266, 42110, 50532, 63165, 84220, 126330, 252660, 298981, 597962, 896943, 1195924, 1494905, 1793886, 2989810, 3587772, 4484715, 5979620, 8969430, 17938860]

約数ペア:

[(1, 17938860), (2, 8969430), (3, 5979620), (4, 4484715), (5, 3587772), (6, 2989810), (10, 1793886), (12, 1494905), (15, 1195924), (20, 896943), (30, 597962), (60, 298981), (71, 252660), (142, 126330), (213, 84220), (284, 63165), (355, 50532), (426, 42110), (710, 25266), (852, 21055), (1065, 16844), (1420, 12633), (2130, 8422), (4211, 4260)]