20179242

素因数分解:

$2^1\times 3^2\times {\mathrm{409}}^1\times {\mathrm{2741}}^1$

素因数の和:3158

約数の個数: 24

約数和(自身を含む): 43844580

約数和(自身を除く): 23665338

約数列:

[1, 2, 3, 6, 9, 18, 409, 818, 1227, 2454, 2741, 3681, 5482, 7362, 8223, 16446, 24669, 49338, 1121069, 2242138, 3363207, 6726414, 10089621, 20179242]

約数ペア:

[(1, 20179242), (2, 10089621), (3, 6726414), (6, 3363207), (9, 2242138), (18, 1121069), (409, 49338), (818, 24669), (1227, 16446), (2454, 8223), (2741, 7362), (3681, 5482)]