20781277422

素因数分解:

$2^1\times 3^1\times {\mathrm{53}}^1\times {\mathrm{101}}^1\times {\mathrm{107}}^1\times {\mathrm{6047}}^1$

素因数の和:6313

約数の個数: 64

約数和(自身を含む): 43172849664

約数和(自身を除く): 22391572242

約数列:

[1, 2, 3, 6, 53, 101, 106, 107, 159, 202, 214, 303, 318, 321, 606, 642, 5353, 5671, 6047, 10706, 10807, 11342, 12094, 16059, 17013, 18141, 21614, 32118, 32421, 34026, 36282, 64842, 320491, 572771, 610747, 640982, 647029, 961473, 1145542, 1221494, 1294058, 1718313, 1832241, 1922946, 1941087, 3436626, 3664482, 3882174, 32369591, 34292537, 64739182, 65349929, 68585074, 97108773, 102877611, 130699858, 194217546, 196049787, 205755222, 392099574, 3463546237, 6927092474, 10390638711, 20781277422]

約数ペア:

[(1, 20781277422), (2, 10390638711), (3, 6927092474), (6, 3463546237), (53, 392099574), (101, 205755222), (106, 196049787), (107, 194217546), (159, 130699858), (202, 102877611), (214, 97108773), (303, 68585074), (318, 65349929), (321, 64739182), (606, 34292537), (642, 32369591), (5353, 3882174), (5671, 3664482), (6047, 3436626), (10706, 1941087), (10807, 1922946), (11342, 1832241), (12094, 1718313), (16059, 1294058), (17013, 1221494), (18141, 1145542), (21614, 961473), (32118, 647029), (32421, 640982), (34026, 610747), (36282, 572771), (64842, 320491)]