12278391242

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{127}}^1\times {\mathrm{195709}}^1$

素因数の和:195870

約数の個数: 32

約数和(自身を含む): 21042739200

約数和(自身を除く): 8764347958

約数列:

[1, 2, 13, 19, 26, 38, 127, 247, 254, 494, 1651, 2413, 3302, 4826, 31369, 62738, 195709, 391418, 2544217, 3718471, 5088434, 7436942, 24855043, 48340123, 49710086, 96680246, 323115559, 472245817, 646231118, 944491634, 6139195621, 12278391242]

約数ペア:

[(1, 12278391242), (2, 6139195621), (13, 944491634), (19, 646231118), (26, 472245817), (38, 323115559), (127, 96680246), (247, 49710086), (254, 48340123), (494, 24855043), (1651, 7436942), (2413, 5088434), (3302, 3718471), (4826, 2544217), (31369, 391418), (62738, 195709)]