19225882

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{347}}^1\times {\mathrm{2131}}^1$

素因数の和:2493

約数の個数: 16

約数和(自身を含む): 31161312

約数和(自身を除く): 11935430

約数列:

[1, 2, 13, 26, 347, 694, 2131, 4262, 4511, 9022, 27703, 55406, 739457, 1478914, 9612941, 19225882]

約数ペア:

[(1, 19225882), (2, 9612941), (13, 1478914), (26, 739457), (347, 55406), (694, 27703), (2131, 9022), (4262, 4511)]