2018907331

素因数分解:

$7^1\times {\mathrm{37}}^1\times {\mathrm{79}}^2\times {\mathrm{1249}}^1$

素因数の和:1451

約数の個数: 24

約数和(自身を含む): 2401980000

約数和(自身を除く): 383072669

約数列:

[1, 7, 37, 79, 259, 553, 1249, 2923, 6241, 8743, 20461, 43687, 46213, 98671, 230917, 323491, 690697, 1616419, 3650827, 7795009, 25555789, 54565063, 288415333, 2018907331]

約数ペア:

[(1, 2018907331), (7, 288415333), (37, 54565063), (79, 25555789), (259, 7795009), (553, 3650827), (1249, 1616419), (2923, 690697), (6241, 323491), (8743, 230917), (20461, 98671), (43687, 46213)]