18729816

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{111487}}^1$

素因数の和:111503

約数の個数: 32

約数和(自身を含む): 53514240

約数和(自身を除く): 34784424

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 42, 56, 84, 168, 111487, 222974, 334461, 445948, 668922, 780409, 891896, 1337844, 1560818, 2341227, 2675688, 3121636, 4682454, 6243272, 9364908, 18729816]

約数ペア:

[(1, 18729816), (2, 9364908), (3, 6243272), (4, 4682454), (6, 3121636), (7, 2675688), (8, 2341227), (12, 1560818), (14, 1337844), (21, 891896), (24, 780409), (28, 668922), (42, 445948), (56, 334461), (84, 222974), (168, 111487)]