18366488

素因数分解:

$2^3\times 7^1\times {\mathrm{157}}^1\times {\mathrm{2089}}^1$

素因数の和:2259

約数の個数: 32

約数和(自身を含む): 39626400

約数和(自身を除く): 21259912

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 157, 314, 628, 1099, 1256, 2089, 2198, 4178, 4396, 8356, 8792, 14623, 16712, 29246, 58492, 116984, 327973, 655946, 1311892, 2295811, 2623784, 4591622, 9183244, 18366488]

約数ペア:

[(1, 18366488), (2, 9183244), (4, 4591622), (7, 2623784), (8, 2295811), (14, 1311892), (28, 655946), (56, 327973), (157, 116984), (314, 58492), (628, 29246), (1099, 16712), (1256, 14623), (2089, 8792), (2198, 8356), (4178, 4396)]