19691319430

素因数分解:

$2^1\times 5^1\times {\mathrm{67}}^1\times {\mathrm{2243}}^1\times {\mathrm{13103}}^1$

素因数の和:15420

約数の個数: 32

約数和(自身を含む): 35992180224

約数和(自身を除く): 16300860794

約数列:

[1, 2, 5, 10, 67, 134, 335, 670, 2243, 4486, 11215, 13103, 22430, 26206, 65515, 131030, 150281, 300562, 751405, 877901, 1502810, 1755802, 4389505, 8779010, 29390029, 58780058, 146950145, 293900290, 1969131943, 3938263886, 9845659715, 19691319430]

約数ペア:

[(1, 19691319430), (2, 9845659715), (5, 3938263886), (10, 1969131943), (67, 293900290), (134, 146950145), (335, 58780058), (670, 29390029), (2243, 8779010), (4486, 4389505), (11215, 1755802), (13103, 1502810), (22430, 877901), (26206, 751405), (65515, 300562), (131030, 150281)]