17953796

素因数分解:

$2^2\times 7^2\times {\mathrm{139}}^1\times {\mathrm{659}}^1$

素因数の和:816

約数の個数: 36

約数和(自身を含む): 36867600

約数和(自身を除く): 18913804

約数列:

[1, 2, 4, 7, 14, 28, 49, 98, 139, 196, 278, 556, 659, 973, 1318, 1946, 2636, 3892, 4613, 6811, 9226, 13622, 18452, 27244, 32291, 64582, 91601, 129164, 183202, 366404, 641207, 1282414, 2564828, 4488449, 8976898, 17953796]

約数ペア:

[(1, 17953796), (2, 8976898), (4, 4488449), (7, 2564828), (14, 1282414), (28, 641207), (49, 366404), (98, 183202), (139, 129164), (196, 91601), (278, 64582), (556, 32291), (659, 27244), (973, 18452), (1318, 13622), (1946, 9226), (2636, 6811), (3892, 4613)]