20277190728

素因数分解:

$2^3\times 3^4\times {\mathrm{73}}^1\times {\mathrm{428657}}^1$

素因数の和:428748

約数の個数: 80

約数和(自身を含む): 57573055980

約数和(自身を除く): 37295865252

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 36, 54, 72, 73, 81, 108, 146, 162, 216, 219, 292, 324, 438, 584, 648, 657, 876, 1314, 1752, 1971, 2628, 3942, 5256, 5913, 7884, 11826, 15768, 23652, 47304, 428657, 857314, 1285971, 1714628, 2571942, 3429256, 3857913, 5143884, 7715826, 10287768, 11573739, 15431652, 23147478, 30863304, 31291961, 34721217, 46294956, 62583922, 69442434, 92589912, 93875883, 125167844, 138884868, 187751766, 250335688, 277769736, 281627649, 375503532, 563255298, 751007064, 844882947, 1126510596, 1689765894, 2253021192, 2534648841, 3379531788, 5069297682, 6759063576, 10138595364, 20277190728]

約数ペア:

[(1, 20277190728), (2, 10138595364), (3, 6759063576), (4, 5069297682), (6, 3379531788), (8, 2534648841), (9, 2253021192), (12, 1689765894), (18, 1126510596), (24, 844882947), (27, 751007064), (36, 563255298), (54, 375503532), (72, 281627649), (73, 277769736), (81, 250335688), (108, 187751766), (146, 138884868), (162, 125167844), (216, 93875883), (219, 92589912), (292, 69442434), (324, 62583922), (438, 46294956), (584, 34721217), (648, 31291961), (657, 30863304), (876, 23147478), (1314, 15431652), (1752, 11573739), (1971, 10287768), (2628, 7715826), (3942, 5143884), (5256, 3857913), (5913, 3429256), (7884, 2571942), (11826, 1714628), (15768, 1285971), (23652, 857314), (47304, 428657)]