18948248

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{197}}^1\times {\mathrm{1093}}^1$

素因数の和:1307

約数の個数: 32

約数和(自身を含む): 38990160

約数和(自身を除く): 20041912

約数列:

[1, 2, 4, 8, 11, 22, 44, 88, 197, 394, 788, 1093, 1576, 2167, 2186, 4334, 4372, 8668, 8744, 12023, 17336, 24046, 48092, 96184, 215321, 430642, 861284, 1722568, 2368531, 4737062, 9474124, 18948248]

約数ペア:

[(1, 18948248), (2, 9474124), (4, 4737062), (8, 2368531), (11, 1722568), (22, 861284), (44, 430642), (88, 215321), (197, 96184), (394, 48092), (788, 24046), (1093, 17336), (1576, 12023), (2167, 8744), (2186, 8668), (4334, 4372)]