20804730

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{37}}^1\times {\mathrm{18743}}^1$

素因数の和:18790

約数の個数: 32

約数和(自身を含む): 51283584

約数和(自身を除く): 30478854

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 37, 74, 111, 185, 222, 370, 555, 1110, 18743, 37486, 56229, 93715, 112458, 187430, 281145, 562290, 693491, 1386982, 2080473, 3467455, 4160946, 6934910, 10402365, 20804730]

約数ペア:

[(1, 20804730), (2, 10402365), (3, 6934910), (5, 4160946), (6, 3467455), (10, 2080473), (15, 1386982), (30, 693491), (37, 562290), (74, 281145), (111, 187430), (185, 112458), (222, 93715), (370, 56229), (555, 37486), (1110, 18743)]