20401472024

素因数分解:

$2^3\times {\mathrm{127}}^1\times {\mathrm{809}}^1\times {\mathrm{24821}}^1$

素因数の和:25763

約数の個数: 32

約数和(自身を含む): 38603174400

約数和(自身を除く): 18201702376

約数列:

[1, 2, 4, 8, 127, 254, 508, 809, 1016, 1618, 3236, 6472, 24821, 49642, 99284, 102743, 198568, 205486, 410972, 821944, 3152267, 6304534, 12609068, 20080189, 25218136, 40160378, 80320756, 160641512, 2550184003, 5100368006, 10200736012, 20401472024]

約数ペア:

[(1, 20401472024), (2, 10200736012), (4, 5100368006), (8, 2550184003), (127, 160641512), (254, 80320756), (508, 40160378), (809, 25218136), (1016, 20080189), (1618, 12609068), (3236, 6304534), (6472, 3152267), (24821, 821944), (49642, 410972), (99284, 205486), (102743, 198568)]