20409876067

素因数分解:

$7^2\times {\mathrm{307}}^1\times {\mathrm{331}}^1\times {\mathrm{4099}}^1$

素因数の和:4751

約数の個数: 24

約数和(自身を含む): 23897227200

約数和(自身を除く): 3487351133

約数列:

[1, 7, 49, 307, 331, 2149, 2317, 4099, 15043, 16219, 28693, 101617, 200851, 711319, 1258393, 1356769, 4979233, 8808751, 9497383, 61661257, 66481681, 416528083, 2915696581, 20409876067]

約数ペア:

[(1, 20409876067), (7, 2915696581), (49, 416528083), (307, 66481681), (331, 61661257), (2149, 9497383), (2317, 8808751), (4099, 4979233), (15043, 1356769), (16219, 1258393), (28693, 711319), (101617, 200851)]