20273124

素因数分解:

$2^2\times 3^1\times {\mathrm{43}}^1\times {\mathrm{101}}^1\times {\mathrm{389}}^1$

素因数の和:540

約数の個数: 48

約数和(自身を含む): 49008960

約数和(自身を除く): 28735836

約数列:

[1, 2, 3, 4, 6, 12, 43, 86, 101, 129, 172, 202, 258, 303, 389, 404, 516, 606, 778, 1167, 1212, 1556, 2334, 4343, 4668, 8686, 13029, 16727, 17372, 26058, 33454, 39289, 50181, 52116, 66908, 78578, 100362, 117867, 157156, 200724, 235734, 471468, 1689427, 3378854, 5068281, 6757708, 10136562, 20273124]

約数ペア:

[(1, 20273124), (2, 10136562), (3, 6757708), (4, 5068281), (6, 3378854), (12, 1689427), (43, 471468), (86, 235734), (101, 200724), (129, 157156), (172, 117867), (202, 100362), (258, 78578), (303, 66908), (389, 52116), (404, 50181), (516, 39289), (606, 33454), (778, 26058), (1167, 17372), (1212, 16727), (1556, 13029), (2334, 8686), (4343, 4668)]