20109691644

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{73}}^1\times {\mathrm{79987}}^1$

素因数の和:80115

約数の個数: 96

約数和(自身を含む): 55687005696

約数和(自身を除く): 35577314052

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 41, 42, 73, 82, 84, 123, 146, 164, 219, 246, 287, 292, 438, 492, 511, 574, 861, 876, 1022, 1148, 1533, 1722, 2044, 2993, 3066, 3444, 5986, 6132, 8979, 11972, 17958, 20951, 35916, 41902, 62853, 79987, 83804, 125706, 159974, 239961, 251412, 319948, 479922, 559909, 959844, 1119818, 1679727, 2239636, 3279467, 3359454, 5839051, 6558934, 6718908, 9838401, 11678102, 13117868, 17517153, 19676802, 22956269, 23356204, 35034306, 39353604, 40873357, 45912538, 68868807, 70068612, 81746714, 91825076, 122620071, 137737614, 163493428, 239401091, 245240142, 275475228, 478802182, 490480284, 718203273, 957604364, 1436406546, 1675807637, 2872813092, 3351615274, 5027422911, 6703230548, 10054845822, 20109691644]

約数ペア:

[(1, 20109691644), (2, 10054845822), (3, 6703230548), (4, 5027422911), (6, 3351615274), (7, 2872813092), (12, 1675807637), (14, 1436406546), (21, 957604364), (28, 718203273), (41, 490480284), (42, 478802182), (73, 275475228), (82, 245240142), (84, 239401091), (123, 163493428), (146, 137737614), (164, 122620071), (219, 91825076), (246, 81746714), (287, 70068612), (292, 68868807), (438, 45912538), (492, 40873357), (511, 39353604), (574, 35034306), (861, 23356204), (876, 22956269), (1022, 19676802), (1148, 17517153), (1533, 13117868), (1722, 11678102), (2044, 9838401), (2993, 6718908), (3066, 6558934), (3444, 5839051), (5986, 3359454), (6132, 3279467), (8979, 2239636), (11972, 1679727), (17958, 1119818), (20951, 959844), (35916, 559909), (41902, 479922), (62853, 319948), (79987, 251412), (83804, 239961), (125706, 159974)]