20575024

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{1277}}^1$

素因数の和:1357

約数の個数: 40

約数和(自身を含む): 42787440

約数和(自身を除く): 22212416

約数列:

[1, 2, 4, 8, 16, 19, 38, 53, 76, 106, 152, 212, 304, 424, 848, 1007, 1277, 2014, 2554, 4028, 5108, 8056, 10216, 16112, 20432, 24263, 48526, 67681, 97052, 135362, 194104, 270724, 388208, 541448, 1082896, 1285939, 2571878, 5143756, 10287512, 20575024]

約数ペア:

[(1, 20575024), (2, 10287512), (4, 5143756), (8, 2571878), (16, 1285939), (19, 1082896), (38, 541448), (53, 388208), (76, 270724), (106, 194104), (152, 135362), (212, 97052), (304, 67681), (424, 48526), (848, 24263), (1007, 20432), (1277, 16112), (2014, 10216), (2554, 8056), (4028, 5108)]