19380828

素因数分解:

$2^2\times 3^1\times {\mathrm{31}}^1\times {\mathrm{53}}^1\times {\mathrm{983}}^1$

素因数の和:1074

約数の個数: 48

約数和(自身を含む): 47609856

約数和(自身を除く): 28229028

約数列:

[1, 2, 3, 4, 6, 12, 31, 53, 62, 93, 106, 124, 159, 186, 212, 318, 372, 636, 983, 1643, 1966, 2949, 3286, 3932, 4929, 5898, 6572, 9858, 11796, 19716, 30473, 52099, 60946, 91419, 104198, 121892, 156297, 182838, 208396, 312594, 365676, 625188, 1615069, 3230138, 4845207, 6460276, 9690414, 19380828]

約数ペア:

[(1, 19380828), (2, 9690414), (3, 6460276), (4, 4845207), (6, 3230138), (12, 1615069), (31, 625188), (53, 365676), (62, 312594), (93, 208396), (106, 182838), (124, 156297), (159, 121892), (186, 104198), (212, 91419), (318, 60946), (372, 52099), (636, 30473), (983, 19716), (1643, 11796), (1966, 9858), (2949, 6572), (3286, 5898), (3932, 4929)]