2018989978

素因数分解:

$2^1\times {\mathrm{41}}^1\times {\mathrm{5303}}^1\times {\mathrm{4643}}^1$

素因数の和:9989

約数の個数: 16

約数和(自身を含む): 3103603776

約数和(自身を除く): 1084613798

約数列:

[1, 2, 41, 82, 4643, 5303, 9286, 10606, 190363, 217423, 380726, 434846, 24621829, 49243658, 1009494989, 2018989978]

約数ペア:

[(1, 2018989978), (2, 1009494989), (41, 49243658), (82, 24621829), (4643, 434846), (5303, 380726), (9286, 217423), (10606, 190363)]