15321818

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{397}}^1\times {\mathrm{839}}^1$

素因数の和:1261

約数の個数: 16

約数和(自身を含む): 24071040

約数和(自身を除く): 8749222

約数列:

[1, 2, 23, 46, 397, 794, 839, 1678, 9131, 18262, 19297, 38594, 333083, 666166, 7660909, 15321818]

約数ペア:

[(1, 15321818), (2, 7660909), (23, 666166), (46, 333083), (397, 38594), (794, 19297), (839, 18262), (1678, 9131)]