1991569474

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{1416479}}^1$

素因数の和:1416537

約数の個数: 16

約数和(自身を含む): 3229574400

約数和(自身を除く): 1238004926

約数列:

[1, 2, 19, 37, 38, 74, 703, 1406, 1416479, 2832958, 26913101, 52409723, 53826202, 104819446, 995784737, 1991569474]

約数ペア:

[(1, 1991569474), (2, 995784737), (19, 104819446), (37, 53826202), (38, 52409723), (74, 26913101), (703, 2832958), (1406, 1416479)]