220186538

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{149}}^1\times {\mathrm{5167}}^1$

素因数の和:5342

約数の個数: 32

約数和(自身を含む): 390700800

約数和(自身を除く): 170514262

約数列:

[1, 2, 11, 13, 22, 26, 143, 149, 286, 298, 1639, 1937, 3278, 3874, 5167, 10334, 21307, 42614, 56837, 67171, 113674, 134342, 738881, 769883, 1477762, 1539766, 8468713, 10008479, 16937426, 20016958, 110093269, 220186538]

約数ペア:

[(1, 220186538), (2, 110093269), (11, 20016958), (13, 16937426), (22, 10008479), (26, 8468713), (143, 1539766), (149, 1477762), (286, 769883), (298, 738881), (1639, 134342), (1937, 113674), (3278, 67171), (3874, 56837), (5167, 42614), (10334, 21307)]