20954012

素因数分解:

$2^2\times {\mathrm{23}}^1\times {\mathrm{421}}^1\times {\mathrm{541}}^1$

素因数の和:989

約数の個数: 24

約数和(自身を含む): 38425632

約数和(自身を除く): 17471620

約数列:

[1, 2, 4, 23, 46, 92, 421, 541, 842, 1082, 1684, 2164, 9683, 12443, 19366, 24886, 38732, 49772, 227761, 455522, 911044, 5238503, 10477006, 20954012]

約数ペア:

[(1, 20954012), (2, 10477006), (4, 5238503), (23, 911044), (46, 455522), (92, 227761), (421, 49772), (541, 38732), (842, 24886), (1082, 19366), (1684, 12443), (2164, 9683)]