20515673906

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{4901021}}^1$

素因数の和:4901066

約数の個数: 32

約数和(自身を含む): 39521841408

約数和(自身を除く): 19006167502

約数列:

[1, 2, 7, 13, 14, 23, 26, 46, 91, 161, 182, 299, 322, 598, 2093, 4186, 4901021, 9802042, 34307147, 63713273, 68614294, 112723483, 127426546, 225446966, 445992911, 789064381, 891985822, 1465405279, 1578128762, 2930810558, 10257836953, 20515673906]

約数ペア:

[(1, 20515673906), (2, 10257836953), (7, 2930810558), (13, 1578128762), (14, 1465405279), (23, 891985822), (26, 789064381), (46, 445992911), (91, 225446966), (161, 127426546), (182, 112723483), (299, 68614294), (322, 63713273), (598, 34307147), (2093, 9802042), (4186, 4901021)]