39981904

素因数分解:

$2^4\times {\mathrm{37}}^1\times {\mathrm{67537}}^1$

素因数の和:67582

約数の個数: 20

約数和(自身を含む): 79559764

約数和(自身を除く): 39577860

約数列:

[1, 2, 4, 8, 16, 37, 74, 148, 296, 592, 67537, 135074, 270148, 540296, 1080592, 2498869, 4997738, 9995476, 19990952, 39981904]

約数ペア:

[(1, 39981904), (2, 19990952), (4, 9995476), (8, 4997738), (16, 2498869), (37, 1080592), (74, 540296), (148, 270148), (296, 135074), (592, 67537)]