12939228

素因数分解:

$2^2\times 3^2\times {\mathrm{19}}^1\times {\mathrm{18917}}^1$

素因数の和:18946

約数の個数: 36

約数和(自身を含む): 34430760

約数和(自身を除く): 21491532

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 19, 36, 38, 57, 76, 114, 171, 228, 342, 684, 18917, 37834, 56751, 75668, 113502, 170253, 227004, 340506, 359423, 681012, 718846, 1078269, 1437692, 2156538, 3234807, 4313076, 6469614, 12939228]

約数ペア:

[(1, 12939228), (2, 6469614), (3, 4313076), (4, 3234807), (6, 2156538), (9, 1437692), (12, 1078269), (18, 718846), (19, 681012), (36, 359423), (38, 340506), (57, 227004), (76, 170253), (114, 113502), (171, 75668), (228, 56751), (342, 37834), (684, 18917)]