20181255998

素因数分解:

$2^1\times {\mathrm{31}}^1\times {\mathrm{2381}}^1\times {\mathrm{136709}}^1$

素因数の和:139123

約数の個数: 16

約数和(自身を含む): 31261749120

約数和(自身を除く): 11080493122

約数列:

[1, 2, 31, 62, 2381, 4762, 73811, 136709, 147622, 273418, 4237979, 8475958, 325504129, 651008258, 10090627999, 20181255998]

約数ペア:

[(1, 20181255998), (2, 10090627999), (31, 651008258), (62, 325504129), (2381, 8475958), (4762, 4237979), (73811, 273418), (136709, 147622)]