209905103612

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{79}}^1\times {\mathrm{39073921}}^1$

素因数の和:39074021

約数の個数: 24

約数和(自身を含む): 393865133760

約数和(自身を除く): 183960030148

約数列:

[1, 2, 4, 17, 34, 68, 79, 158, 316, 1343, 2686, 5372, 39073921, 78147842, 156295684, 664256657, 1328513314, 2657026628, 3086839759, 6173679518, 12347359036, 52476275903, 104952551806, 209905103612]

約数ペア:

[(1, 209905103612), (2, 104952551806), (4, 52476275903), (17, 12347359036), (34, 6173679518), (68, 3086839759), (79, 2657026628), (158, 1328513314), (316, 664256657), (1343, 156295684), (2686, 78147842), (5372, 39073921)]