20653756

素因数分解:

$2^2\times {\mathrm{109}}^1\times {\mathrm{127}}^1\times {\mathrm{373}}^1$

素因数の和:613

約数の個数: 24

約数和(自身を含む): 36861440

約数和(自身を除く): 16207684

約数列:

[1, 2, 4, 109, 127, 218, 254, 373, 436, 508, 746, 1492, 13843, 27686, 40657, 47371, 55372, 81314, 94742, 162628, 189484, 5163439, 10326878, 20653756]

約数ペア:

[(1, 20653756), (2, 10326878), (4, 5163439), (109, 189484), (127, 162628), (218, 94742), (254, 81314), (373, 55372), (436, 47371), (508, 40657), (746, 27686), (1492, 13843)]