18768792

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{2377}}^1$

素因数の和:2440

約数の個数: 64

約数和(自身を含む): 54789120

約数和(自身を除く): 36020328

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 42, 47, 56, 84, 94, 141, 168, 188, 282, 329, 376, 564, 658, 987, 1128, 1316, 1974, 2377, 2632, 3948, 4754, 7131, 7896, 9508, 14262, 16639, 19016, 28524, 33278, 49917, 57048, 66556, 99834, 111719, 133112, 199668, 223438, 335157, 399336, 446876, 670314, 782033, 893752, 1340628, 1564066, 2346099, 2681256, 3128132, 4692198, 6256264, 9384396, 18768792]

約数ペア:

[(1, 18768792), (2, 9384396), (3, 6256264), (4, 4692198), (6, 3128132), (7, 2681256), (8, 2346099), (12, 1564066), (14, 1340628), (21, 893752), (24, 782033), (28, 670314), (42, 446876), (47, 399336), (56, 335157), (84, 223438), (94, 199668), (141, 133112), (168, 111719), (188, 99834), (282, 66556), (329, 57048), (376, 49917), (564, 33278), (658, 28524), (987, 19016), (1128, 16639), (1316, 14262), (1974, 9508), (2377, 7896), (2632, 7131), (3948, 4754)]