17981796

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{214069}}^1$

素因数の和:214083

約数の個数: 24

約数和(自身を含む): 47951680

約数和(自身を除く): 29969884

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 214069, 428138, 642207, 856276, 1284414, 1498483, 2568828, 2996966, 4495449, 5993932, 8990898, 17981796]

約数ペア:

[(1, 17981796), (2, 8990898), (3, 5993932), (4, 4495449), (6, 2996966), (7, 2568828), (12, 1498483), (14, 1284414), (21, 856276), (28, 642207), (42, 428138), (84, 214069)]