18957867

素因数分解:

$3^1\times {\mathrm{41}}^1\times {\mathrm{79}}^1\times {\mathrm{1951}}^1$

素因数の和:2074

約数の個数: 16

約数和(自身を含む): 26234880

約数和(自身を除く): 7277013

約数列:

[1, 3, 41, 79, 123, 237, 1951, 3239, 5853, 9717, 79991, 154129, 239973, 462387, 6319289, 18957867]

約数ペア:

[(1, 18957867), (3, 6319289), (41, 462387), (79, 239973), (123, 154129), (237, 79991), (1951, 9717), (3239, 5853)]