19049090

素因数分解:

$2^1\times 5^1\times {\mathrm{263}}^1\times {\mathrm{7243}}^1$

素因数の和:7513

約数の個数: 16

約数和(自身を含む): 34423488

約数和(自身を除く): 15374398

約数列:

[1, 2, 5, 10, 263, 526, 1315, 2630, 7243, 14486, 36215, 72430, 1904909, 3809818, 9524545, 19049090]

約数ペア:

[(1, 19049090), (2, 9524545), (5, 3809818), (10, 1904909), (263, 72430), (526, 36215), (1315, 14486), (2630, 7243)]