18856838

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{9419}}^1$

素因数の和:9452

約数の個数: 32

約数和(自身を含む): 37981440

約数和(自身を除く): 19124602

約数列:

[1, 2, 7, 11, 13, 14, 22, 26, 77, 91, 143, 154, 182, 286, 1001, 2002, 9419, 18838, 65933, 103609, 122447, 131866, 207218, 244894, 725263, 857129, 1346917, 1450526, 1714258, 2693834, 9428419, 18856838]

約数ペア:

[(1, 18856838), (2, 9428419), (7, 2693834), (11, 1714258), (13, 1450526), (14, 1346917), (22, 857129), (26, 725263), (77, 244894), (91, 207218), (143, 131866), (154, 122447), (182, 103609), (286, 65933), (1001, 18838), (2002, 9419)]