78914384

素因数分解:

$2^4\times {\mathrm{311}}^1\times {\mathrm{15859}}^1$

素因数の和:16178

約数の個数: 20

約数和(自身を含む): 153397920

約数和(自身を除く): 74483536

約数列:

[1, 2, 4, 8, 16, 311, 622, 1244, 2488, 4976, 15859, 31718, 63436, 126872, 253744, 4932149, 9864298, 19728596, 39457192, 78914384]

約数ペア:

[(1, 78914384), (2, 39457192), (4, 19728596), (8, 9864298), (16, 4932149), (311, 253744), (622, 126872), (1244, 63436), (2488, 31718), (4976, 15859)]