20218325712

素因数分解:

$2^4\times 3^1\times {\mathrm{13}}^1\times {\mathrm{32401163}}^1$

素因数の和:32401187

約数の個数: 40

約数和(自身を含む): 56248420704

約数和(自身を除く): 36030094992

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 24, 26, 39, 48, 52, 78, 104, 156, 208, 312, 624, 32401163, 64802326, 97203489, 129604652, 194406978, 259209304, 388813956, 421215119, 518418608, 777627912, 842430238, 1263645357, 1555255824, 1684860476, 2527290714, 3369720952, 5054581428, 6739441904, 10109162856, 20218325712]

約数ペア:

[(1, 20218325712), (2, 10109162856), (3, 6739441904), (4, 5054581428), (6, 3369720952), (8, 2527290714), (12, 1684860476), (13, 1555255824), (16, 1263645357), (24, 842430238), (26, 777627912), (39, 518418608), (48, 421215119), (52, 388813956), (78, 259209304), (104, 194406978), (156, 129604652), (208, 97203489), (312, 64802326), (624, 32401163)]