20883378

素因数分解:

$2^1\times 3^1\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{3863}}^1$

素因数の和:3938

約数の個数: 32

約数和(自身を含む): 45069696

約数和(自身を除く): 24186318

約数列:

[1, 2, 3, 6, 17, 34, 51, 53, 102, 106, 159, 318, 901, 1802, 2703, 3863, 5406, 7726, 11589, 23178, 65671, 131342, 197013, 204739, 394026, 409478, 614217, 1228434, 3480563, 6961126, 10441689, 20883378]

約数ペア:

[(1, 20883378), (2, 10441689), (3, 6961126), (6, 3480563), (17, 1228434), (34, 614217), (51, 409478), (53, 394026), (102, 204739), (106, 197013), (159, 131342), (318, 65671), (901, 23178), (1802, 11589), (2703, 7726), (3863, 5406)]