19271457

素因数分解:

$3^2\times {\mathrm{29}}^1\times {\mathrm{47}}^1\times {\mathrm{1571}}^1$

素因数の和:1653

約数の個数: 24

約数和(自身を含む): 29427840

約数和(自身を除く): 10156383

約数列:

[1, 3, 9, 29, 47, 87, 141, 261, 423, 1363, 1571, 4089, 4713, 12267, 14139, 45559, 73837, 136677, 221511, 410031, 664533, 2141273, 6423819, 19271457]

約数ペア:

[(1, 19271457), (3, 6423819), (9, 2141273), (29, 664533), (47, 410031), (87, 221511), (141, 136677), (261, 73837), (423, 45559), (1363, 14139), (1571, 12267), (4089, 4713)]