18474519

素因数分解:

$3^1\times 7^2\times {\mathrm{109}}^1\times {\mathrm{1153}}^1$

素因数の和:1279

約数の個数: 24

約数和(自身を含む): 28942320

約数和(自身を除く): 10467801

約数列:

[1, 3, 7, 21, 49, 109, 147, 327, 763, 1153, 2289, 3459, 5341, 8071, 16023, 24213, 56497, 125677, 169491, 377031, 879739, 2639217, 6158173, 18474519]

約数ペア:

[(1, 18474519), (3, 6158173), (7, 2639217), (21, 879739), (49, 377031), (109, 169491), (147, 125677), (327, 56497), (763, 24213), (1153, 16023), (2289, 8071), (3459, 5341)]