19886256

素因数分解:

$2^4\times 3^3\times {\mathrm{13}}^1\times {\mathrm{3541}}^1$

素因数の和:3571

約数の個数: 80

約数和(自身を含む): 61489120

約数和(自身を除く): 41602864

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 16, 18, 24, 26, 27, 36, 39, 48, 52, 54, 72, 78, 104, 108, 117, 144, 156, 208, 216, 234, 312, 351, 432, 468, 624, 702, 936, 1404, 1872, 2808, 3541, 5616, 7082, 10623, 14164, 21246, 28328, 31869, 42492, 46033, 56656, 63738, 84984, 92066, 95607, 127476, 138099, 169968, 184132, 191214, 254952, 276198, 368264, 382428, 414297, 509904, 552396, 736528, 764856, 828594, 1104792, 1242891, 1529712, 1657188, 2209584, 2485782, 3314376, 4971564, 6628752, 9943128, 19886256]

約数ペア:

[(1, 19886256), (2, 9943128), (3, 6628752), (4, 4971564), (6, 3314376), (8, 2485782), (9, 2209584), (12, 1657188), (13, 1529712), (16, 1242891), (18, 1104792), (24, 828594), (26, 764856), (27, 736528), (36, 552396), (39, 509904), (48, 414297), (52, 382428), (54, 368264), (72, 276198), (78, 254952), (104, 191214), (108, 184132), (117, 169968), (144, 138099), (156, 127476), (208, 95607), (216, 92066), (234, 84984), (312, 63738), (351, 56656), (432, 46033), (468, 42492), (624, 31869), (702, 28328), (936, 21246), (1404, 14164), (1872, 10623), (2808, 7082), (3541, 5616)]