218094578

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{149}}^1\times {\mathrm{2963}}^1$

素因数の和:3146

約数の個数: 32

約数和(自身を含む): 373464000

約数和(自身を除く): 155369422

約数列:

[1, 2, 13, 19, 26, 38, 149, 247, 298, 494, 1937, 2831, 2963, 3874, 5662, 5926, 36803, 38519, 56297, 73606, 77038, 112594, 441487, 731861, 882974, 1463722, 5739331, 8388253, 11478662, 16776506, 109047289, 218094578]

約数ペア:

[(1, 218094578), (2, 109047289), (13, 16776506), (19, 11478662), (26, 8388253), (38, 5739331), (149, 1463722), (247, 882974), (298, 731861), (494, 441487), (1937, 112594), (2831, 77038), (2963, 73606), (3874, 56297), (5662, 38519), (5926, 36803)]