19928664

素因数分解:

$2^3\times 3^2\times 7^1\times {\mathrm{39541}}^1$

素因数の和:39560

約数の個数: 48

約数和(自身を含む): 61685520

約数和(自身を除く): 41756856

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 18, 21, 24, 28, 36, 42, 56, 63, 72, 84, 126, 168, 252, 504, 39541, 79082, 118623, 158164, 237246, 276787, 316328, 355869, 474492, 553574, 711738, 830361, 948984, 1107148, 1423476, 1660722, 2214296, 2491083, 2846952, 3321444, 4982166, 6642888, 9964332, 19928664]

約数ペア:

[(1, 19928664), (2, 9964332), (3, 6642888), (4, 4982166), (6, 3321444), (7, 2846952), (8, 2491083), (9, 2214296), (12, 1660722), (14, 1423476), (18, 1107148), (21, 948984), (24, 830361), (28, 711738), (36, 553574), (42, 474492), (56, 355869), (63, 316328), (72, 276787), (84, 237246), (126, 158164), (168, 118623), (252, 79082), (504, 39541)]