20349999768

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{281}}^1\times {\mathrm{503}}^1\times {\mathrm{857}}^1$

素因数の和:1657

約数の個数: 128

約数和(自身を含む): 58533995520

約数和(自身を除く): 38183995752

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 42, 56, 84, 168, 281, 503, 562, 843, 857, 1006, 1124, 1509, 1686, 1714, 1967, 2012, 2248, 2571, 3018, 3372, 3428, 3521, 3934, 4024, 5142, 5901, 5999, 6036, 6744, 6856, 7042, 7868, 10284, 10563, 11802, 11998, 12072, 14084, 15736, 17997, 20568, 21126, 23604, 23996, 28168, 35994, 42252, 47208, 47992, 71988, 84504, 141343, 143976, 240817, 282686, 424029, 431071, 481634, 565372, 722451, 848058, 862142, 963268, 989401, 1130744, 1293213, 1444902, 1685719, 1696116, 1724284, 1926536, 1978802, 2586426, 2889804, 2968203, 3017497, 3371438, 3392232, 3448568, 3957604, 5057157, 5172852, 5779608, 5936406, 6034994, 6742876, 7915208, 9052491, 10114314, 10345704, 11872812, 12069988, 13485752, 18104982, 20228628, 23745624, 24139976, 36209964, 40457256, 72419928, 121130951, 242261902, 363392853, 484523804, 726785706, 847916657, 969047608, 1453571412, 1695833314, 2543749971, 2907142824, 3391666628, 5087499942, 6783333256, 10174999884, 20349999768]

約数ペア:

[(1, 20349999768), (2, 10174999884), (3, 6783333256), (4, 5087499942), (6, 3391666628), (7, 2907142824), (8, 2543749971), (12, 1695833314), (14, 1453571412), (21, 969047608), (24, 847916657), (28, 726785706), (42, 484523804), (56, 363392853), (84, 242261902), (168, 121130951), (281, 72419928), (503, 40457256), (562, 36209964), (843, 24139976), (857, 23745624), (1006, 20228628), (1124, 18104982), (1509, 13485752), (1686, 12069988), (1714, 11872812), (1967, 10345704), (2012, 10114314), (2248, 9052491), (2571, 7915208), (3018, 6742876), (3372, 6034994), (3428, 5936406), (3521, 5779608), (3934, 5172852), (4024, 5057157), (5142, 3957604), (5901, 3448568), (5999, 3392232), (6036, 3371438), (6744, 3017497), (6856, 2968203), (7042, 2889804), (7868, 2586426), (10284, 1978802), (10563, 1926536), (11802, 1724284), (11998, 1696116), (12072, 1685719), (14084, 1444902), (15736, 1293213), (17997, 1130744), (20568, 989401), (21126, 963268), (23604, 862142), (23996, 848058), (28168, 722451), (35994, 565372), (42252, 481634), (47208, 431071), (47992, 424029), (71988, 282686), (84504, 240817), (141343, 143976)]