2080507518

素因数分解:

$2^1\times 3^4\times {\mathrm{643}}^1\times {\mathrm{19973}}^1$

素因数の和:20630

約数の個数: 40

約数和(自身を含む): 4669361928

約数和(自身を除く): 2588854410

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 81, 162, 643, 1286, 1929, 3858, 5787, 11574, 17361, 19973, 34722, 39946, 52083, 59919, 104166, 119838, 179757, 359514, 539271, 1078542, 1617813, 3235626, 12842639, 25685278, 38527917, 77055834, 115583751, 231167502, 346751253, 693502506, 1040253759, 2080507518]

約数ペア:

[(1, 2080507518), (2, 1040253759), (3, 693502506), (6, 346751253), (9, 231167502), (18, 115583751), (27, 77055834), (54, 38527917), (81, 25685278), (162, 12842639), (643, 3235626), (1286, 1617813), (1929, 1078542), (3858, 539271), (5787, 359514), (11574, 179757), (17361, 119838), (19973, 104166), (34722, 59919), (39946, 52083)]