18297188

素因数分解:

$2^2\times 7^2\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{167}}^1$

素因数の和:241

約数の個数: 72

約数和(自身を含む): 41291712

約数和(自身を除く): 22994524

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 43, 49, 52, 86, 91, 98, 167, 172, 182, 196, 301, 334, 364, 559, 602, 637, 668, 1118, 1169, 1204, 1274, 2107, 2171, 2236, 2338, 2548, 3913, 4214, 4342, 4676, 7181, 7826, 8183, 8428, 8684, 14362, 15197, 15652, 16366, 27391, 28724, 30394, 32732, 50267, 54782, 60788, 93353, 100534, 106379, 109564, 186706, 201068, 212758, 351869, 373412, 425516, 653471, 703738, 1306942, 1407476, 2613884, 4574297, 9148594, 18297188]

約数ペア:

[(1, 18297188), (2, 9148594), (4, 4574297), (7, 2613884), (13, 1407476), (14, 1306942), (26, 703738), (28, 653471), (43, 425516), (49, 373412), (52, 351869), (86, 212758), (91, 201068), (98, 186706), (167, 109564), (172, 106379), (182, 100534), (196, 93353), (301, 60788), (334, 54782), (364, 50267), (559, 32732), (602, 30394), (637, 28724), (668, 27391), (1118, 16366), (1169, 15652), (1204, 15197), (1274, 14362), (2107, 8684), (2171, 8428), (2236, 8183), (2338, 7826), (2548, 7181), (3913, 4676), (4214, 4342)]