205454416

素因数分解:

$2^4\times {\mathrm{1667}}^1\times {\mathrm{7703}}^1$

素因数の和:9378

約数の個数: 20

約数和(自身を含む): 398358432

約数和(自身を除く): 192904016

約数列:

[1, 2, 4, 8, 16, 1667, 3334, 6668, 7703, 13336, 15406, 26672, 30812, 61624, 123248, 12840901, 25681802, 51363604, 102727208, 205454416]

約数ペア:

[(1, 205454416), (2, 102727208), (4, 51363604), (8, 25681802), (16, 12840901), (1667, 123248), (3334, 61624), (6668, 30812), (7703, 26672), (13336, 15406)]