12955956

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{1567}}^1$

素因数の和:1640

約数の個数: 48

約数和(自身を含む): 33191424

約数和(自身を除く): 20235468

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 52, 53, 78, 106, 156, 159, 212, 318, 636, 689, 1378, 1567, 2067, 2756, 3134, 4134, 4701, 6268, 8268, 9402, 18804, 20371, 40742, 61113, 81484, 83051, 122226, 166102, 244452, 249153, 332204, 498306, 996612, 1079663, 2159326, 3238989, 4318652, 6477978, 12955956]

約数ペア:

[(1, 12955956), (2, 6477978), (3, 4318652), (4, 3238989), (6, 2159326), (12, 1079663), (13, 996612), (26, 498306), (39, 332204), (52, 249153), (53, 244452), (78, 166102), (106, 122226), (156, 83051), (159, 81484), (212, 61113), (318, 40742), (636, 20371), (689, 18804), (1378, 9402), (1567, 8268), (2067, 6268), (2756, 4701), (3134, 4134)]