20172683024

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{139}}^1\times {\mathrm{697727}}^1$

素因数の和:697887

約数の個数: 40

約数和(自身を含む): 42393953280

約数和(自身を除く): 22221270256

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 139, 208, 278, 556, 1112, 1807, 2224, 3614, 7228, 14456, 28912, 697727, 1395454, 2790908, 5581816, 9070451, 11163632, 18140902, 36281804, 72563608, 96984053, 145127216, 193968106, 387936212, 775872424, 1260792689, 1551744848, 2521585378, 5043170756, 10086341512, 20172683024]

約数ペア:

[(1, 20172683024), (2, 10086341512), (4, 5043170756), (8, 2521585378), (13, 1551744848), (16, 1260792689), (26, 775872424), (52, 387936212), (104, 193968106), (139, 145127216), (208, 96984053), (278, 72563608), (556, 36281804), (1112, 18140902), (1807, 11163632), (2224, 9070451), (3614, 5581816), (7228, 2790908), (14456, 1395454), (28912, 697727)]