20183347971

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{197}}^1\times {\mathrm{21601}}^1$

素因数の和:21852

約数の個数: 48

約数和(自身を含む): 32027643648

約数和(自身を除く): 11844295677

約数列:

[1, 3, 9, 17, 31, 51, 93, 153, 197, 279, 527, 591, 1581, 1773, 3349, 4743, 6107, 10047, 18321, 21601, 30141, 54963, 64803, 103819, 194409, 311457, 367217, 669631, 934371, 1101651, 2008893, 3304953, 4255397, 6026679, 11383727, 12766191, 34151181, 38298573, 72341749, 102453543, 131917307, 217025247, 395751921, 651075741, 1187255763, 2242594219, 6727782657, 20183347971]

約数ペア:

[(1, 20183347971), (3, 6727782657), (9, 2242594219), (17, 1187255763), (31, 651075741), (51, 395751921), (93, 217025247), (153, 131917307), (197, 102453543), (279, 72341749), (527, 38298573), (591, 34151181), (1581, 12766191), (1773, 11383727), (3349, 6026679), (4743, 4255397), (6107, 3304953), (10047, 2008893), (18321, 1101651), (21601, 934371), (30141, 669631), (54963, 367217), (64803, 311457), (103819, 194409)]