12447812

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{293}}^1$

素因数の和:372

約数の個数: 48

約数和(自身を含む): 25354560

約数和(自身を除く): 12906748

約数列:

[1, 2, 4, 13, 19, 26, 38, 43, 52, 76, 86, 172, 247, 293, 494, 559, 586, 817, 988, 1118, 1172, 1634, 2236, 3268, 3809, 5567, 7618, 10621, 11134, 12599, 15236, 21242, 22268, 25198, 42484, 50396, 72371, 144742, 163787, 239381, 289484, 327574, 478762, 655148, 957524, 3111953, 6223906, 12447812]

約数ペア:

[(1, 12447812), (2, 6223906), (4, 3111953), (13, 957524), (19, 655148), (26, 478762), (38, 327574), (43, 289484), (52, 239381), (76, 163787), (86, 144742), (172, 72371), (247, 50396), (293, 42484), (494, 25198), (559, 22268), (586, 21242), (817, 15236), (988, 12599), (1118, 11134), (1172, 10621), (1634, 7618), (2236, 5567), (3268, 3809)]