20575386

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{3823}}^1$

素因数の和:3867

約数の個数: 48

約数和(自身を含む): 50109696

約数和(自身を除く): 29534310

約数列:

[1, 2, 3, 6, 9, 13, 18, 23, 26, 39, 46, 69, 78, 117, 138, 207, 234, 299, 414, 598, 897, 1794, 2691, 3823, 5382, 7646, 11469, 22938, 34407, 49699, 68814, 87929, 99398, 149097, 175858, 263787, 298194, 447291, 527574, 791361, 894582, 1143077, 1582722, 2286154, 3429231, 6858462, 10287693, 20575386]

約数ペア:

[(1, 20575386), (2, 10287693), (3, 6858462), (6, 3429231), (9, 2286154), (13, 1582722), (18, 1143077), (23, 894582), (26, 791361), (39, 527574), (46, 447291), (69, 298194), (78, 263787), (117, 175858), (138, 149097), (207, 99398), (234, 87929), (299, 68814), (414, 49699), (598, 34407), (897, 22938), (1794, 11469), (2691, 7646), (3823, 5382)]