20131682728

素因数分解:

$2^3\times {\mathrm{163}}^1\times {\mathrm{761}}^1\times {\mathrm{20287}}^1$

素因数の和:21217

約数の個数: 32

約数和(自身を含む): 38030261760

約数和(自身を除く): 17898579032

約数列:

[1, 2, 4, 8, 163, 326, 652, 761, 1304, 1522, 3044, 6088, 20287, 40574, 81148, 124043, 162296, 248086, 496172, 992344, 3306781, 6613562, 13227124, 15438407, 26454248, 30876814, 61753628, 123507256, 2516460341, 5032920682, 10065841364, 20131682728]

約数ペア:

[(1, 20131682728), (2, 10065841364), (4, 5032920682), (8, 2516460341), (163, 123507256), (326, 61753628), (652, 30876814), (761, 26454248), (1304, 15438407), (1522, 13227124), (3044, 6613562), (6088, 3306781), (20287, 992344), (40574, 496172), (81148, 248086), (124043, 162296)]