20976450

素因数分解:

$2^1\times 3^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{12713}}^1$

素因数の和:12739

約数の個数: 48

約数和(自身を含む): 56755296

約数和(自身を除く): 35778846

約数列:

[1, 2, 3, 5, 6, 10, 11, 15, 22, 25, 30, 33, 50, 55, 66, 75, 110, 150, 165, 275, 330, 550, 825, 1650, 12713, 25426, 38139, 63565, 76278, 127130, 139843, 190695, 279686, 317825, 381390, 419529, 635650, 699215, 839058, 953475, 1398430, 1906950, 2097645, 3496075, 4195290, 6992150, 10488225, 20976450]

約数ペア:

[(1, 20976450), (2, 10488225), (3, 6992150), (5, 4195290), (6, 3496075), (10, 2097645), (11, 1906950), (15, 1398430), (22, 953475), (25, 839058), (30, 699215), (33, 635650), (50, 419529), (55, 381390), (66, 317825), (75, 279686), (110, 190695), (150, 139843), (165, 127130), (275, 76278), (330, 63565), (550, 38139), (825, 25426), (1650, 12713)]