20147358632

素因数分解:

$2^3\times {\mathrm{43}}^1\times {\mathrm{197}}^1\times {\mathrm{211}}^1\times {\mathrm{1409}}^1$

素因数の和:1866

約数の個数: 64

約数和(自身を含む): 39062865600

約数和(自身を除く): 18915506968

約数列:

[1, 2, 4, 8, 43, 86, 172, 197, 211, 344, 394, 422, 788, 844, 1409, 1576, 1688, 2818, 5636, 8471, 9073, 11272, 16942, 18146, 33884, 36292, 41567, 60587, 67768, 72584, 83134, 121174, 166268, 242348, 277573, 297299, 332536, 484696, 555146, 594598, 1110292, 1189196, 1787381, 2220584, 2378392, 3574762, 7149524, 11935639, 12783857, 14299048, 23871278, 25567714, 47742556, 51135428, 58567903, 95485112, 102270856, 117135806, 234271612, 468543224, 2518419829, 5036839658, 10073679316, 20147358632]

約数ペア:

[(1, 20147358632), (2, 10073679316), (4, 5036839658), (8, 2518419829), (43, 468543224), (86, 234271612), (172, 117135806), (197, 102270856), (211, 95485112), (344, 58567903), (394, 51135428), (422, 47742556), (788, 25567714), (844, 23871278), (1409, 14299048), (1576, 12783857), (1688, 11935639), (2818, 7149524), (5636, 3574762), (8471, 2378392), (9073, 2220584), (11272, 1787381), (16942, 1189196), (18146, 1110292), (33884, 594598), (36292, 555146), (41567, 484696), (60587, 332536), (67768, 297299), (72584, 277573), (83134, 242348), (121174, 166268)]