20774964

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{109}}^1\times {\mathrm{2269}}^1$

素因数の和:2392

約数の個数: 48

約数和(自身を含む): 55932800

約数和(自身を除く): 35157836

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 109, 218, 327, 436, 654, 763, 1308, 1526, 2269, 2289, 3052, 4538, 4578, 6807, 9076, 9156, 13614, 15883, 27228, 31766, 47649, 63532, 95298, 190596, 247321, 494642, 741963, 989284, 1483926, 1731247, 2967852, 3462494, 5193741, 6924988, 10387482, 20774964]

約数ペア:

[(1, 20774964), (2, 10387482), (3, 6924988), (4, 5193741), (6, 3462494), (7, 2967852), (12, 1731247), (14, 1483926), (21, 989284), (28, 741963), (42, 494642), (84, 247321), (109, 190596), (218, 95298), (327, 63532), (436, 47649), (654, 31766), (763, 27228), (1308, 15883), (1526, 13614), (2269, 9156), (2289, 9076), (3052, 6807), (4538, 4578)]