20914726

素因数分解:

$2^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{87877}}^1$

素因数の和:87903

約数の個数: 16

約数和(自身を含む): 37963296

約数和(自身を除く): 17048570

約数列:

[1, 2, 7, 14, 17, 34, 119, 238, 87877, 175754, 615139, 1230278, 1493909, 2987818, 10457363, 20914726]

約数ペア:

[(1, 20914726), (2, 10457363), (7, 2987818), (14, 1493909), (17, 1230278), (34, 615139), (119, 175754), (238, 87877)]