18847866

素因数分解:

$2^1\times 3^1\times {\mathrm{17}}^1\times {\mathrm{257}}^1\times {\mathrm{719}}^1$

素因数の和:998

約数の個数: 32

約数和(自身を含む): 40124160

約数和(自身を除く): 21276294

約数列:

[1, 2, 3, 6, 17, 34, 51, 102, 257, 514, 719, 771, 1438, 1542, 2157, 4314, 4369, 8738, 12223, 13107, 24446, 26214, 36669, 73338, 184783, 369566, 554349, 1108698, 3141311, 6282622, 9423933, 18847866]

約数ペア:

[(1, 18847866), (2, 9423933), (3, 6282622), (6, 3141311), (17, 1108698), (34, 554349), (51, 369566), (102, 184783), (257, 73338), (514, 36669), (719, 26214), (771, 24446), (1438, 13107), (1542, 12223), (2157, 8738), (4314, 4369)]