18901903668

素因数分解:

$2^2\times 3^1\times {\mathrm{31}}^1\times {\mathrm{389}}^1\times {\mathrm{130621}}^1$

素因数の和:131048

約数の個数: 48

約数和(自身を含む): 45644551680

約数和(自身を除く): 26742648012

約数列:

[1, 2, 3, 4, 6, 12, 31, 62, 93, 124, 186, 372, 389, 778, 1167, 1556, 2334, 4668, 12059, 24118, 36177, 48236, 72354, 130621, 144708, 261242, 391863, 522484, 783726, 1567452, 4049251, 8098502, 12147753, 16197004, 24295506, 48591012, 50811569, 101623138, 152434707, 203246276, 304869414, 609738828, 1575158639, 3150317278, 4725475917, 6300634556, 9450951834, 18901903668]

約数ペア:

[(1, 18901903668), (2, 9450951834), (3, 6300634556), (4, 4725475917), (6, 3150317278), (12, 1575158639), (31, 609738828), (62, 304869414), (93, 203246276), (124, 152434707), (186, 101623138), (372, 50811569), (389, 48591012), (778, 24295506), (1167, 16197004), (1556, 12147753), (2334, 8098502), (4668, 4049251), (12059, 1567452), (24118, 783726), (36177, 522484), (48236, 391863), (72354, 261242), (130621, 144708)]