20509776

素因数分解:

$2^4\times 3^2\times 7^1\times {\mathrm{20347}}^1$

素因数の和:20368

約数の個数: 60

約数和(自身を含む): 65601952

約数和(自身を除く): 45092176

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 28, 36, 42, 48, 56, 63, 72, 84, 112, 126, 144, 168, 252, 336, 504, 1008, 20347, 40694, 61041, 81388, 122082, 142429, 162776, 183123, 244164, 284858, 325552, 366246, 427287, 488328, 569716, 732492, 854574, 976656, 1139432, 1281861, 1464984, 1709148, 2278864, 2563722, 2929968, 3418296, 5127444, 6836592, 10254888, 20509776]

約数ペア:

[(1, 20509776), (2, 10254888), (3, 6836592), (4, 5127444), (6, 3418296), (7, 2929968), (8, 2563722), (9, 2278864), (12, 1709148), (14, 1464984), (16, 1281861), (18, 1139432), (21, 976656), (24, 854574), (28, 732492), (36, 569716), (42, 488328), (48, 427287), (56, 366246), (63, 325552), (72, 284858), (84, 244164), (112, 183123), (126, 162776), (144, 142429), (168, 122082), (252, 81388), (336, 61041), (504, 40694), (1008, 20347)]