20434766

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{19}}^2\times {\mathrm{31}}^1\times {\mathrm{83}}^1$

素因数の和:165

約数の個数: 48

約数和(自身を含む): 36868608

約数和(自身を除く): 16433842

約数列:

[1, 2, 11, 19, 22, 31, 38, 62, 83, 166, 209, 341, 361, 418, 589, 682, 722, 913, 1178, 1577, 1826, 2573, 3154, 3971, 5146, 6479, 7942, 11191, 12958, 17347, 22382, 28303, 29963, 34694, 48887, 56606, 59926, 97774, 123101, 246202, 329593, 537757, 659186, 928853, 1075514, 1857706, 10217383, 20434766]

約数ペア:

[(1, 20434766), (2, 10217383), (11, 1857706), (19, 1075514), (22, 928853), (31, 659186), (38, 537757), (62, 329593), (83, 246202), (166, 123101), (209, 97774), (341, 59926), (361, 56606), (418, 48887), (589, 34694), (682, 29963), (722, 28303), (913, 22382), (1178, 17347), (1577, 12958), (1826, 11191), (2573, 7942), (3154, 6479), (3971, 5146)]