20341629

素因数分解:

$3^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{149}}^1\times {\mathrm{197}}^1$

素因数の和:370

約数の個数: 48

約数和(自身を含む): 37065600

約数和(自身を除く): 16723971

約数列:

[1, 3, 7, 9, 11, 21, 33, 63, 77, 99, 149, 197, 231, 447, 591, 693, 1043, 1341, 1379, 1639, 1773, 2167, 3129, 4137, 4917, 6501, 9387, 11473, 12411, 14751, 15169, 19503, 29353, 34419, 45507, 88059, 103257, 136521, 205471, 264177, 322883, 616413, 968649, 1849239, 2260181, 2905947, 6780543, 20341629]

約数ペア:

[(1, 20341629), (3, 6780543), (7, 2905947), (9, 2260181), (11, 1849239), (21, 968649), (33, 616413), (63, 322883), (77, 264177), (99, 205471), (149, 136521), (197, 103257), (231, 88059), (447, 45507), (591, 34419), (693, 29353), (1043, 19503), (1341, 15169), (1379, 14751), (1639, 12411), (1773, 11473), (2167, 9387), (3129, 6501), (4137, 4917)]