20179934658

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{2005559}}^1$

素因数の和:2005623

約数の個数: 48

約数和(自身を含む): 48181573440

約数和(自身を除く): 28001638782

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 39, 43, 78, 86, 117, 129, 234, 258, 387, 559, 774, 1118, 1677, 3354, 5031, 10062, 2005559, 4011118, 6016677, 12033354, 18050031, 26072267, 36100062, 52144534, 78216801, 86239037, 156433602, 172478074, 234650403, 258717111, 469300806, 517434222, 776151333, 1121107481, 1552302666, 2242214962, 3363322443, 6726644886, 10089967329, 20179934658]

約数ペア:

[(1, 20179934658), (2, 10089967329), (3, 6726644886), (6, 3363322443), (9, 2242214962), (13, 1552302666), (18, 1121107481), (26, 776151333), (39, 517434222), (43, 469300806), (78, 258717111), (86, 234650403), (117, 172478074), (129, 156433602), (234, 86239037), (258, 78216801), (387, 52144534), (559, 36100062), (774, 26072267), (1118, 18050031), (1677, 12033354), (3354, 6016677), (5031, 4011118), (10062, 2005559)]