20883996

素因数分解:

$2^2\times 3^2\times 7^2\times {\mathrm{11839}}^1$

素因数の和:11863

約数の個数: 54

約数和(自身を含む): 61414080

約数和(自身を除く): 40530084

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 49, 63, 84, 98, 126, 147, 196, 252, 294, 441, 588, 882, 1764, 11839, 23678, 35517, 47356, 71034, 82873, 106551, 142068, 165746, 213102, 248619, 331492, 426204, 497238, 580111, 745857, 994476, 1160222, 1491714, 1740333, 2320444, 2983428, 3480666, 5220999, 6961332, 10441998, 20883996]

約数ペア:

[(1, 20883996), (2, 10441998), (3, 6961332), (4, 5220999), (6, 3480666), (7, 2983428), (9, 2320444), (12, 1740333), (14, 1491714), (18, 1160222), (21, 994476), (28, 745857), (36, 580111), (42, 497238), (49, 426204), (63, 331492), (84, 248619), (98, 213102), (126, 165746), (147, 142068), (196, 106551), (252, 82873), (294, 71034), (441, 47356), (588, 35517), (882, 23678), (1764, 11839)]