1981894

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{71}}^1\times {\mathrm{821}}^1$

素因数の和:911

約数の個数: 16

約数和(自身を含む): 3195936

約数和(自身を除く): 1214042

約数列:

[1, 2, 17, 34, 71, 142, 821, 1207, 1642, 2414, 13957, 27914, 58291, 116582, 990947, 1981894]

約数ペア:

[(1, 1981894), (2, 990947), (17, 116582), (34, 58291), (71, 27914), (142, 13957), (821, 2414), (1207, 1642)]