18858524349

素因数分解:

$3^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{12648239}}^1$

素因数の和:12648320

約数の個数: 16

約数和(自身を含む): 29141544960

約数和(自身を除く): 10283020611

約数列:

[1, 3, 7, 21, 71, 213, 497, 1491, 12648239, 37944717, 88537673, 265613019, 898024969, 2694074907, 6286174783, 18858524349]

約数ペア:

[(1, 18858524349), (3, 6286174783), (7, 2694074907), (21, 898024969), (71, 265613019), (213, 88537673), (497, 37944717), (1491, 12648239)]