18991170026

素因数分解:

$2^1\times {\mathrm{97}}^1\times {\mathrm{2089}}^1\times {\mathrm{46861}}^1$

素因数の和:49049

約数の個数: 16

約数和(自身を含む): 28794824520

約数和(自身を除く): 9803654494

約数列:

[1, 2, 97, 194, 2089, 4178, 46861, 93722, 202633, 405266, 4545517, 9091034, 97892629, 195785258, 9495585013, 18991170026]

約数ペア:

[(1, 18991170026), (2, 9495585013), (97, 195785258), (194, 97892629), (2089, 9091034), (4178, 4545517), (46861, 405266), (93722, 202633)]