18884722

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{71}}^1\times {\mathrm{7823}}^1$

素因数の和:7913

約数の個数: 16

約数和(自身を含む): 30419712

約数和(自身を除く): 11534990

約数列:

[1, 2, 17, 34, 71, 142, 1207, 2414, 7823, 15646, 132991, 265982, 555433, 1110866, 9442361, 18884722]

約数ペア:

[(1, 18884722), (2, 9442361), (17, 1110866), (34, 555433), (71, 265982), (142, 132991), (1207, 15646), (2414, 7823)]