64238468

素因数分解:

$2^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{120749}}^1$

素因数の和:120779

約数の個数: 24

約数和(自身を含む): 135240000

約数和(自身を除く): 71001532

約数列:

[1, 2, 4, 7, 14, 19, 28, 38, 76, 133, 266, 532, 120749, 241498, 482996, 845243, 1690486, 2294231, 3380972, 4588462, 9176924, 16059617, 32119234, 64238468]

約数ペア:

[(1, 64238468), (2, 32119234), (4, 16059617), (7, 9176924), (14, 4588462), (19, 3380972), (28, 2294231), (38, 1690486), (76, 845243), (133, 482996), (266, 241498), (532, 120749)]