19797733

素因数分解:

${\mathrm{23}}^1\times {\mathrm{61}}^1\times {\mathrm{103}}^1\times {\mathrm{137}}^1$

素因数の和:324

約数の個数: 16

約数和(自身を含む): 21355776

約数和(自身を除く): 1558043

約数列:

[1, 23, 61, 103, 137, 1403, 2369, 3151, 6283, 8357, 14111, 144509, 192211, 324553, 860771, 19797733]

約数ペア:

[(1, 19797733), (23, 860771), (61, 324553), (103, 192211), (137, 144509), (1403, 14111), (2369, 8357), (3151, 6283)]