20832816

素因数分解:

$2^4\times 3^1\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{431}}^1$

素因数の和:514

約数の個数: 80

約数和(自身を含む): 57853440

約数和(自身を除く): 37020624

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 19, 24, 38, 48, 53, 57, 76, 106, 114, 152, 159, 212, 228, 304, 318, 424, 431, 456, 636, 848, 862, 912, 1007, 1272, 1293, 1724, 2014, 2544, 2586, 3021, 3448, 4028, 5172, 6042, 6896, 8056, 8189, 10344, 12084, 16112, 16378, 20688, 22843, 24168, 24567, 32756, 45686, 48336, 49134, 65512, 68529, 91372, 98268, 131024, 137058, 182744, 196536, 274116, 365488, 393072, 434017, 548232, 868034, 1096464, 1302051, 1736068, 2604102, 3472136, 5208204, 6944272, 10416408, 20832816]

約数ペア:

[(1, 20832816), (2, 10416408), (3, 6944272), (4, 5208204), (6, 3472136), (8, 2604102), (12, 1736068), (16, 1302051), (19, 1096464), (24, 868034), (38, 548232), (48, 434017), (53, 393072), (57, 365488), (76, 274116), (106, 196536), (114, 182744), (152, 137058), (159, 131024), (212, 98268), (228, 91372), (304, 68529), (318, 65512), (424, 49134), (431, 48336), (456, 45686), (636, 32756), (848, 24567), (862, 24168), (912, 22843), (1007, 20688), (1272, 16378), (1293, 16112), (1724, 12084), (2014, 10344), (2544, 8189), (2586, 8056), (3021, 6896), (3448, 6042), (4028, 5172)]