20746466

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{103}}^1\times {\mathrm{127}}^1$

素因数の和:306

約数の個数: 32

約数和(自身を含む): 34664448

約数和(自身を除く): 13917982

約数列:

[1, 2, 13, 26, 61, 103, 122, 127, 206, 254, 793, 1339, 1586, 1651, 2678, 3302, 6283, 7747, 12566, 13081, 15494, 26162, 81679, 100711, 163358, 170053, 201422, 340106, 797941, 1595882, 10373233, 20746466]

約数ペア:

[(1, 20746466), (2, 10373233), (13, 1595882), (26, 797941), (61, 340106), (103, 201422), (122, 170053), (127, 163358), (206, 100711), (254, 81679), (793, 26162), (1339, 15494), (1586, 13081), (1651, 12566), (2678, 7747), (3302, 6283)]