20772206

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{6007}}^1$

素因数の和:6048

約数の個数: 32

約数和(自身を含む): 40373760

約数和(自身を除く): 19601554

約数列:

[1, 2, 7, 13, 14, 19, 26, 38, 91, 133, 182, 247, 266, 494, 1729, 3458, 6007, 12014, 42049, 78091, 84098, 114133, 156182, 228266, 546637, 798931, 1093274, 1483729, 1597862, 2967458, 10386103, 20772206]

約数ペア:

[(1, 20772206), (2, 10386103), (7, 2967458), (13, 1597862), (14, 1483729), (19, 1093274), (26, 798931), (38, 546637), (91, 228266), (133, 156182), (182, 114133), (247, 84098), (266, 78091), (494, 42049), (1729, 12014), (3458, 6007)]