20327948

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{7229}}^1$

素因数の和:7289

約数の個数: 24

約数和(自身を含む): 38463600

約数和(自身を除く): 18135652

約数列:

[1, 2, 4, 19, 37, 38, 74, 76, 148, 703, 1406, 2812, 7229, 14458, 28916, 137351, 267473, 274702, 534946, 549404, 1069892, 5081987, 10163974, 20327948]

約数ペア:

[(1, 20327948), (2, 10163974), (4, 5081987), (19, 1069892), (37, 549404), (38, 534946), (74, 274702), (76, 267473), (148, 137351), (703, 28916), (1406, 14458), (2812, 7229)]