18843461

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{3907}}^1$

素因数の和:3980

約数の個数: 16

約数和(自身を含む): 23635584

約数和(自身を除く): 4792123

約数列:

[1, 7, 13, 53, 91, 371, 689, 3907, 4823, 27349, 50791, 207071, 355537, 1449497, 2691923, 18843461]

約数ペア:

[(1, 18843461), (7, 2691923), (13, 1449497), (53, 355537), (91, 207071), (371, 50791), (689, 27349), (3907, 4823)]