20807813910

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{53353369}}^1$

素因数の和:53353392

約数の個数: 32

約数和(自身を含む): 53780196960

約数和(自身を除く): 32972383050

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 78, 130, 195, 390, 53353369, 106706738, 160060107, 266766845, 320120214, 533533690, 693593797, 800300535, 1387187594, 1600601070, 2080781391, 3467968985, 4161562782, 6935937970, 10403906955, 20807813910]

約数ペア:

[(1, 20807813910), (2, 10403906955), (3, 6935937970), (5, 4161562782), (6, 3467968985), (10, 2080781391), (13, 1600601070), (15, 1387187594), (26, 800300535), (30, 693593797), (39, 533533690), (65, 320120214), (78, 266766845), (130, 160060107), (195, 106706738), (390, 53353369)]