19342620

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{9769}}^1$

素因数の和:9795

約数の個数: 72

約数和(自身を含む): 64013040

約数和(自身を除く): 44670420

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 11, 12, 15, 18, 20, 22, 30, 33, 36, 44, 45, 55, 60, 66, 90, 99, 110, 132, 165, 180, 198, 220, 330, 396, 495, 660, 990, 1980, 9769, 19538, 29307, 39076, 48845, 58614, 87921, 97690, 107459, 117228, 146535, 175842, 195380, 214918, 293070, 322377, 351684, 429836, 439605, 537295, 586140, 644754, 879210, 967131, 1074590, 1289508, 1611885, 1758420, 1934262, 2149180, 3223770, 3868524, 4835655, 6447540, 9671310, 19342620]

約数ペア:

[(1, 19342620), (2, 9671310), (3, 6447540), (4, 4835655), (5, 3868524), (6, 3223770), (9, 2149180), (10, 1934262), (11, 1758420), (12, 1611885), (15, 1289508), (18, 1074590), (20, 967131), (22, 879210), (30, 644754), (33, 586140), (36, 537295), (44, 439605), (45, 429836), (55, 351684), (60, 322377), (66, 293070), (90, 214918), (99, 195380), (110, 175842), (132, 146535), (165, 117228), (180, 107459), (198, 97690), (220, 87921), (330, 58614), (396, 48845), (495, 39076), (660, 29307), (990, 19538), (1980, 9769)]