20720349714

素因数分解:

$2^1\times 3^1\times {\mathrm{43}}^1\times {\mathrm{4021}}^1\times {\mathrm{19973}}^1$

素因数の和:24042

約数の個数: 32

約数和(自身を含む): 42417105984

約数和(自身を除く): 21696756270

約数列:

[1, 2, 3, 6, 43, 86, 129, 258, 4021, 8042, 12063, 19973, 24126, 39946, 59919, 119838, 172903, 345806, 518709, 858839, 1037418, 1717678, 2576517, 5153034, 80311433, 160622866, 240934299, 481868598, 3453391619, 6906783238, 10360174857, 20720349714]

約数ペア:

[(1, 20720349714), (2, 10360174857), (3, 6906783238), (6, 3453391619), (43, 481868598), (86, 240934299), (129, 160622866), (258, 80311433), (4021, 5153034), (8042, 2576517), (12063, 1717678), (19973, 1037418), (24126, 858839), (39946, 518709), (59919, 345806), (119838, 172903)]