2178889686

素因数分解:

$2^1\times 3^3\times {\mathrm{40349809}}^1$

素因数の和:40349820

約数の個数: 16

約数和(自身を含む): 4841977200

約数和(自身を除く): 2663087514

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 40349809, 80699618, 121049427, 242098854, 363148281, 726296562, 1089444843, 2178889686]

約数ペア:

[(1, 2178889686), (2, 1089444843), (3, 726296562), (6, 363148281), (9, 242098854), (18, 121049427), (27, 80699618), (54, 40349809)]