18837026

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{23371}}^1$

素因数の和:23417

約数の個数: 16

約数和(自身を含む): 31411968

約数和(自身を除く): 12574942

約数列:

[1, 2, 13, 26, 31, 62, 403, 806, 23371, 46742, 303823, 607646, 724501, 1449002, 9418513, 18837026]

約数ペア:

[(1, 18837026), (2, 9418513), (13, 1449002), (26, 724501), (31, 607646), (62, 303823), (403, 46742), (806, 23371)]