20195966

素因数分解:

$2^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{84857}}^1$

素因数の和:84883

約数の個数: 16

約数和(自身を含む): 36658656

約数和(自身を除く): 16462690

約数列:

[1, 2, 7, 14, 17, 34, 119, 238, 84857, 169714, 593999, 1187998, 1442569, 2885138, 10097983, 20195966]

約数ペア:

[(1, 20195966), (2, 10097983), (7, 2885138), (14, 1442569), (17, 1187998), (34, 593999), (119, 169714), (238, 84857)]