19446739

素因数分解:

${\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{137}}^1\times {\mathrm{179}}^1$

素因数の和:390

約数の個数: 16

約数和(自身を含む): 21561120

約数和(自身を除く): 2114381

約数列:

[1, 13, 61, 137, 179, 793, 1781, 2327, 8357, 10919, 24523, 108641, 141947, 318799, 1495903, 19446739]

約数ペア:

[(1, 19446739), (13, 1495903), (61, 318799), (137, 141947), (179, 108641), (793, 24523), (1781, 10919), (2327, 8357)]