216686384

素因数分解:

$2^4\times {\mathrm{127}}^1\times {\mathrm{106637}}^1$

素因数の和:106772

約数の個数: 20

約数和(自身を含む): 423139584

約数和(自身を除く): 206453200

約数列:

[1, 2, 4, 8, 16, 127, 254, 508, 1016, 2032, 106637, 213274, 426548, 853096, 1706192, 13542899, 27085798, 54171596, 108343192, 216686384]

約数ペア:

[(1, 216686384), (2, 108343192), (4, 54171596), (8, 27085798), (16, 13542899), (127, 1706192), (254, 853096), (508, 426548), (1016, 213274), (2032, 106637)]