19489483

素因数分解:

${\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{137}}^1\times {\mathrm{353}}^1$

素因数の和:534

約数の個数: 16

約数和(自身を含む): 21885696

約数和(自身を除く): 2396213

約数列:

[1, 13, 31, 137, 353, 403, 1781, 4247, 4589, 10943, 48361, 55211, 142259, 628693, 1499191, 19489483]

約数ペア:

[(1, 19489483), (13, 1499191), (31, 628693), (137, 142259), (353, 55211), (403, 48361), (1781, 10943), (4247, 4589)]