20927610

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{21139}}^1$

素因数の和:21163

約数の個数: 48

約数和(自身を含む): 59361120

約数和(自身を除く): 38433510

約数列:

[1, 2, 3, 5, 6, 9, 10, 11, 15, 18, 22, 30, 33, 45, 55, 66, 90, 99, 110, 165, 198, 330, 495, 990, 21139, 42278, 63417, 105695, 126834, 190251, 211390, 232529, 317085, 380502, 465058, 634170, 697587, 951255, 1162645, 1395174, 1902510, 2092761, 2325290, 3487935, 4185522, 6975870, 10463805, 20927610]

約数ペア:

[(1, 20927610), (2, 10463805), (3, 6975870), (5, 4185522), (6, 3487935), (9, 2325290), (10, 2092761), (11, 1902510), (15, 1395174), (18, 1162645), (22, 951255), (30, 697587), (33, 634170), (45, 465058), (55, 380502), (66, 317085), (90, 232529), (99, 211390), (110, 190251), (165, 126834), (198, 105695), (330, 63417), (495, 42278), (990, 21139)]