20559562

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{61}}^1\times {\mathrm{431}}^1$

素因数の和:534

約数の個数: 32

約数和(自身を含む): 34712064

約数和(自身を除く): 14152502

約数列:

[1, 2, 17, 23, 34, 46, 61, 122, 391, 431, 782, 862, 1037, 1403, 2074, 2806, 7327, 9913, 14654, 19826, 23851, 26291, 47702, 52582, 168521, 337042, 446947, 604693, 893894, 1209386, 10279781, 20559562]

約数ペア:

[(1, 20559562), (2, 10279781), (17, 1209386), (23, 893894), (34, 604693), (46, 446947), (61, 337042), (122, 168521), (391, 52582), (431, 47702), (782, 26291), (862, 23851), (1037, 19826), (1403, 14654), (2074, 9913), (2806, 7327)]