18973192

素因数分解:

$2^3\times 7^2\times {\mathrm{29}}^1\times {\mathrm{1669}}^1$

素因数の和:1718

約数の個数: 48

約数和(自身を含む): 42835500

約数和(自身を除く): 23862308

約数列:

[1, 2, 4, 7, 8, 14, 28, 29, 49, 56, 58, 98, 116, 196, 203, 232, 392, 406, 812, 1421, 1624, 1669, 2842, 3338, 5684, 6676, 11368, 11683, 13352, 23366, 46732, 48401, 81781, 93464, 96802, 163562, 193604, 327124, 338807, 387208, 654248, 677614, 1355228, 2371649, 2710456, 4743298, 9486596, 18973192]

約数ペア:

[(1, 18973192), (2, 9486596), (4, 4743298), (7, 2710456), (8, 2371649), (14, 1355228), (28, 677614), (29, 654248), (49, 387208), (56, 338807), (58, 327124), (98, 193604), (116, 163562), (196, 96802), (203, 93464), (232, 81781), (392, 48401), (406, 46732), (812, 23366), (1421, 13352), (1624, 11683), (1669, 11368), (2842, 6676), (3338, 5684)]