13238213420

素因数分解:

$2^2\times 5^1\times {\mathrm{101}}^1\times {\mathrm{6553571}}^1$

素因数の和:6553681

約数の個数: 24

約数和(自身を含む): 28075502448

約数和(自身を除く): 14837289028

約数列:

[1, 2, 4, 5, 10, 20, 101, 202, 404, 505, 1010, 2020, 6553571, 13107142, 26214284, 32767855, 65535710, 131071420, 661910671, 1323821342, 2647642684, 3309553355, 6619106710, 13238213420]

約数ペア:

[(1, 13238213420), (2, 6619106710), (4, 3309553355), (5, 2647642684), (10, 1323821342), (20, 661910671), (101, 131071420), (202, 65535710), (404, 32767855), (505, 26214284), (1010, 13107142), (2020, 6553571)]