20163964

素因数分解:

$2^2\times {\mathrm{37}}^1\times {\mathrm{41}}^1\times {\mathrm{3323}}^1$

素因数の和:3405

約数の個数: 24

約数和(自身を含む): 37135728

約数和(自身を除く): 16971764

約数列:

[1, 2, 4, 37, 41, 74, 82, 148, 164, 1517, 3034, 3323, 6068, 6646, 13292, 122951, 136243, 245902, 272486, 491804, 544972, 5040991, 10081982, 20163964]

約数ペア:

[(1, 20163964), (2, 10081982), (4, 5040991), (37, 544972), (41, 491804), (74, 272486), (82, 245902), (148, 136243), (164, 122951), (1517, 13292), (3034, 6646), (3323, 6068)]