19642923

素因数分解:

$3^2\times {\mathrm{89}}^1\times {\mathrm{137}}^1\times {\mathrm{179}}^1$

素因数の和:411

約数の個数: 24

約数和(自身を含む): 29062800

約数和(自身を除く): 9419877

約数列:

[1, 3, 9, 89, 137, 179, 267, 411, 537, 801, 1233, 1611, 12193, 15931, 24523, 36579, 47793, 73569, 109737, 143379, 220707, 2182547, 6547641, 19642923]

約数ペア:

[(1, 19642923), (3, 6547641), (9, 2182547), (89, 220707), (137, 143379), (179, 109737), (267, 73569), (411, 47793), (537, 36579), (801, 24523), (1233, 15931), (1611, 12193)]