20521805976

素因数分解:

$2^3\times 3^3\times 7^1\times {\mathrm{13572623}}^1$

素因数の和:13572645

約数の個数: 64

約数和(自身を含む): 65148595200

約数和(自身を除く): 44626789224

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 18, 21, 24, 27, 28, 36, 42, 54, 56, 63, 72, 84, 108, 126, 168, 189, 216, 252, 378, 504, 756, 1512, 13572623, 27145246, 40717869, 54290492, 81435738, 95008361, 108580984, 122153607, 162871476, 190016722, 244307214, 285025083, 325742952, 366460821, 380033444, 488614428, 570050166, 732921642, 760066888, 855075249, 977228856, 1140100332, 1465843284, 1710150498, 2280200664, 2565225747, 2931686568, 3420300996, 5130451494, 6840601992, 10260902988, 20521805976]

約数ペア:

[(1, 20521805976), (2, 10260902988), (3, 6840601992), (4, 5130451494), (6, 3420300996), (7, 2931686568), (8, 2565225747), (9, 2280200664), (12, 1710150498), (14, 1465843284), (18, 1140100332), (21, 977228856), (24, 855075249), (27, 760066888), (28, 732921642), (36, 570050166), (42, 488614428), (54, 380033444), (56, 366460821), (63, 325742952), (72, 285025083), (84, 244307214), (108, 190016722), (126, 162871476), (168, 122153607), (189, 108580984), (216, 95008361), (252, 81435738), (378, 54290492), (504, 40717869), (756, 27145246), (1512, 13572623)]