20011908

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{238237}}^1$

素因数の和:238251

約数の個数: 24

約数和(自身を含む): 53365312

約数和(自身を除く): 33353404

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 238237, 476474, 714711, 952948, 1429422, 1667659, 2858844, 3335318, 5002977, 6670636, 10005954, 20011908]

約数ペア:

[(1, 20011908), (2, 10005954), (3, 6670636), (4, 5002977), (6, 3335318), (7, 2858844), (12, 1667659), (14, 1429422), (21, 952948), (28, 714711), (42, 476474), (84, 238237)]