20126408

素因数分解:

$2^3\times {\mathrm{41}}^1\times {\mathrm{43}}^1\times {\mathrm{1427}}^1$

素因数の和:1517

約数の個数: 32

約数和(自身を含む): 39584160

約数和(自身を除く): 19457752

約数列:

[1, 2, 4, 8, 41, 43, 82, 86, 164, 172, 328, 344, 1427, 1763, 2854, 3526, 5708, 7052, 11416, 14104, 58507, 61361, 117014, 122722, 234028, 245444, 468056, 490888, 2515801, 5031602, 10063204, 20126408]

約数ペア:

[(1, 20126408), (2, 10063204), (4, 5031602), (8, 2515801), (41, 490888), (43, 468056), (82, 245444), (86, 234028), (164, 122722), (172, 117014), (328, 61361), (344, 58507), (1427, 14104), (1763, 11416), (2854, 7052), (3526, 5708)]