19379969296

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{89}}^1\times {\mathrm{716291}}^1$

素因数の和:716407

約数の個数: 40

約数和(自身を含む): 39969093600

約数和(自身を除く): 20589124304

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 89, 152, 178, 304, 356, 712, 1424, 1691, 3382, 6764, 13528, 27056, 716291, 1432582, 2865164, 5730328, 11460656, 13609529, 27219058, 54438116, 63749899, 108876232, 127499798, 217752464, 254999596, 509999192, 1019998384, 1211248081, 2422496162, 4844992324, 9689984648, 19379969296]

約数ペア:

[(1, 19379969296), (2, 9689984648), (4, 4844992324), (8, 2422496162), (16, 1211248081), (19, 1019998384), (38, 509999192), (76, 254999596), (89, 217752464), (152, 127499798), (178, 108876232), (304, 63749899), (356, 54438116), (712, 27219058), (1424, 13609529), (1691, 11460656), (3382, 5730328), (6764, 2865164), (13528, 1432582), (27056, 716291)]