20478522090

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{1419163}}^1$

素因数の和:1419223

約数の個数: 64

約数和(自身を含む): 54359657856

約数和(自身を除く): 33881135766

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 37, 39, 65, 74, 78, 111, 130, 185, 195, 222, 370, 390, 481, 555, 962, 1110, 1443, 2405, 2886, 4810, 7215, 14430, 1419163, 2838326, 4257489, 7095815, 8514978, 14191630, 18449119, 21287445, 36898238, 42574890, 52509031, 55347357, 92245595, 105018062, 110694714, 157527093, 184491190, 262545155, 276736785, 315054186, 525090310, 553473570, 682617403, 787635465, 1365234806, 1575270930, 2047852209, 3413087015, 4095704418, 6826174030, 10239261045, 20478522090]

約数ペア:

[(1, 20478522090), (2, 10239261045), (3, 6826174030), (5, 4095704418), (6, 3413087015), (10, 2047852209), (13, 1575270930), (15, 1365234806), (26, 787635465), (30, 682617403), (37, 553473570), (39, 525090310), (65, 315054186), (74, 276736785), (78, 262545155), (111, 184491190), (130, 157527093), (185, 110694714), (195, 105018062), (222, 92245595), (370, 55347357), (390, 52509031), (481, 42574890), (555, 36898238), (962, 21287445), (1110, 18449119), (1443, 14191630), (2405, 8514978), (2886, 7095815), (4810, 4257489), (7215, 2838326), (14430, 1419163)]