20479212

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{43759}}^1$

素因数の和:43782

約数の個数: 36

約数和(自身を含む): 55750240

約数和(自身を除く): 35271028

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 36, 39, 52, 78, 117, 156, 234, 468, 43759, 87518, 131277, 175036, 262554, 393831, 525108, 568867, 787662, 1137734, 1575324, 1706601, 2275468, 3413202, 5119803, 6826404, 10239606, 20479212]

約数ペア:

[(1, 20479212), (2, 10239606), (3, 6826404), (4, 5119803), (6, 3413202), (9, 2275468), (12, 1706601), (13, 1575324), (18, 1137734), (26, 787662), (36, 568867), (39, 525108), (52, 393831), (78, 262554), (117, 175036), (156, 131277), (234, 87518), (468, 43759)]