217556042

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{461}}^1\times {\mathrm{1129}}^1$

素因数の和:1622

約数の個数: 32

約数和(自身を含む): 375883200

約数和(自身を除く): 158327158

約数列:

[1, 2, 11, 19, 22, 38, 209, 418, 461, 922, 1129, 2258, 5071, 8759, 10142, 12419, 17518, 21451, 24838, 42902, 96349, 192698, 235961, 471922, 520469, 1040938, 5725159, 9888911, 11450318, 19777822, 108778021, 217556042]

約数ペア:

[(1, 217556042), (2, 108778021), (11, 19777822), (19, 11450318), (22, 9888911), (38, 5725159), (209, 1040938), (418, 520469), (461, 471922), (922, 235961), (1129, 192698), (2258, 96349), (5071, 42902), (8759, 24838), (10142, 21451), (12419, 17518)]