20663636

素因数分解:

$2^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{43411}}^1$

素因数の和:43439

約数の個数: 24

約数和(自身を含む): 43759296

約数和(自身を除く): 23095660

約数列:

[1, 2, 4, 7, 14, 17, 28, 34, 68, 119, 238, 476, 43411, 86822, 173644, 303877, 607754, 737987, 1215508, 1475974, 2951948, 5165909, 10331818, 20663636]

約数ペア:

[(1, 20663636), (2, 10331818), (4, 5165909), (7, 2951948), (14, 1475974), (17, 1215508), (28, 737987), (34, 607754), (68, 303877), (119, 173644), (238, 86822), (476, 43411)]