19675516

素因数分解:

$2^2\times 7^1\times {\mathrm{47}}^1\times {\mathrm{14951}}^1$

素因数の和:15009

約数の個数: 24

約数和(自身を含む): 40190976

約数和(自身を除く): 20515460

約数列:

[1, 2, 4, 7, 14, 28, 47, 94, 188, 329, 658, 1316, 14951, 29902, 59804, 104657, 209314, 418628, 702697, 1405394, 2810788, 4918879, 9837758, 19675516]

約数ペア:

[(1, 19675516), (2, 9837758), (4, 4918879), (7, 2810788), (14, 1405394), (28, 702697), (47, 418628), (94, 209314), (188, 104657), (329, 59804), (658, 29902), (1316, 14951)]