20188791672

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{107}}^1\times {\mathrm{197}}^1\times {\mathrm{5701}}^1$

素因数の和:6021

約数の個数: 128

約数和(自身を含む): 58527152640

約数和(自身を除く): 38338360968

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 42, 56, 84, 107, 168, 197, 214, 321, 394, 428, 591, 642, 749, 788, 856, 1182, 1284, 1379, 1498, 1576, 2247, 2364, 2568, 2758, 2996, 4137, 4494, 4728, 5516, 5701, 5992, 8274, 8988, 11032, 11402, 16548, 17103, 17976, 21079, 22804, 33096, 34206, 39907, 42158, 45608, 63237, 68412, 79814, 84316, 119721, 126474, 136824, 147553, 159628, 168632, 239442, 252948, 295106, 319256, 442659, 478884, 505896, 590212, 610007, 885318, 957768, 1123097, 1180424, 1220014, 1770636, 1830021, 2246194, 2440028, 3369291, 3541272, 3660042, 4270049, 4492388, 4880056, 6738582, 7320084, 7861679, 8540098, 8984776, 12810147, 13477164, 14640168, 15723358, 17080196, 23585037, 25620294, 26954328, 31446716, 34160392, 47170074, 51240588, 62893432, 94340148, 102481176, 120171379, 188680296, 240342758, 360514137, 480685516, 721028274, 841199653, 961371032, 1442056548, 1682399306, 2523598959, 2884113096, 3364798612, 5047197918, 6729597224, 10094395836, 20188791672]

約数ペア:

[(1, 20188791672), (2, 10094395836), (3, 6729597224), (4, 5047197918), (6, 3364798612), (7, 2884113096), (8, 2523598959), (12, 1682399306), (14, 1442056548), (21, 961371032), (24, 841199653), (28, 721028274), (42, 480685516), (56, 360514137), (84, 240342758), (107, 188680296), (168, 120171379), (197, 102481176), (214, 94340148), (321, 62893432), (394, 51240588), (428, 47170074), (591, 34160392), (642, 31446716), (749, 26954328), (788, 25620294), (856, 23585037), (1182, 17080196), (1284, 15723358), (1379, 14640168), (1498, 13477164), (1576, 12810147), (2247, 8984776), (2364, 8540098), (2568, 7861679), (2758, 7320084), (2996, 6738582), (4137, 4880056), (4494, 4492388), (4728, 4270049), (5516, 3660042), (5701, 3541272), (5992, 3369291), (8274, 2440028), (8988, 2246194), (11032, 1830021), (11402, 1770636), (16548, 1220014), (17103, 1180424), (17976, 1123097), (21079, 957768), (22804, 885318), (33096, 610007), (34206, 590212), (39907, 505896), (42158, 478884), (45608, 442659), (63237, 319256), (68412, 295106), (79814, 252948), (84316, 239442), (119721, 168632), (126474, 159628), (136824, 147553)]