220143902

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{337}}^1\times {\mathrm{1291}}^1$

素因数の和:1664

約数の個数: 32

約数和(自身を含む): 377305344

約数和(自身を除く): 157161442

約数列:

[1, 2, 11, 22, 23, 46, 253, 337, 506, 674, 1291, 2582, 3707, 7414, 7751, 14201, 15502, 28402, 29693, 59386, 85261, 170522, 326623, 435067, 653246, 870134, 4785737, 9571474, 10006541, 20013082, 110071951, 220143902]

約数ペア:

[(1, 220143902), (2, 110071951), (11, 20013082), (22, 10006541), (23, 9571474), (46, 4785737), (253, 870134), (337, 653246), (506, 435067), (674, 326623), (1291, 170522), (2582, 85261), (3707, 59386), (7414, 29693), (7751, 28402), (14201, 15502)]