20453884

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{59}}^1\times {\mathrm{7879}}^1$

素因数の和:7953

約数の個数: 24

約数和(自身を含む): 39715200

約数和(自身を除く): 19261316

約数列:

[1, 2, 4, 11, 22, 44, 59, 118, 236, 649, 1298, 2596, 7879, 15758, 31516, 86669, 173338, 346676, 464861, 929722, 1859444, 5113471, 10226942, 20453884]

約数ペア:

[(1, 20453884), (2, 10226942), (4, 5113471), (11, 1859444), (22, 929722), (44, 464861), (59, 346676), (118, 173338), (236, 86669), (649, 31516), (1298, 15758), (2596, 7879)]