15666891892

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{191}}^1\times {\mathrm{1206259}}^1$

素因数の和:1206471

約数の個数: 24

約数和(自身を含む): 29181841920

約数和(自身を除く): 13514950028

約数列:

[1, 2, 4, 17, 34, 68, 191, 382, 764, 3247, 6494, 12988, 1206259, 2412518, 4825036, 20506403, 41012806, 82025612, 230395469, 460790938, 921581876, 3916722973, 7833445946, 15666891892]

約数ペア:

[(1, 15666891892), (2, 7833445946), (4, 3916722973), (17, 921581876), (34, 460790938), (68, 230395469), (191, 82025612), (382, 41012806), (764, 20506403), (3247, 4825036), (6494, 2412518), (12988, 1206259)]