17986994

素因数分解:

$2^1\times {\mathrm{47}}^1\times {\mathrm{179}}^1\times {\mathrm{1069}}^1$

素因数の和:1297

約数の個数: 16

約数和(自身を含む): 27734400

約数和(自身を除く): 9747406

約数列:

[1, 2, 47, 94, 179, 358, 1069, 2138, 8413, 16826, 50243, 100486, 191351, 382702, 8993497, 17986994]

約数ペア:

[(1, 17986994), (2, 8993497), (47, 382702), (94, 191351), (179, 100486), (358, 50243), (1069, 16826), (2138, 8413)]