16926520

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{757}}^1$

素因数の和:824

約数の個数: 64

約数和(自身を含む): 42023520

約数和(自身を除く): 25097000

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 43, 52, 65, 86, 104, 130, 172, 215, 260, 344, 430, 520, 559, 757, 860, 1118, 1514, 1720, 2236, 2795, 3028, 3785, 4472, 5590, 6056, 7570, 9841, 11180, 15140, 19682, 22360, 30280, 32551, 39364, 49205, 65102, 78728, 98410, 130204, 162755, 196820, 260408, 325510, 393640, 423163, 651020, 846326, 1302040, 1692652, 2115815, 3385304, 4231630, 8463260, 16926520]

約数ペア:

[(1, 16926520), (2, 8463260), (4, 4231630), (5, 3385304), (8, 2115815), (10, 1692652), (13, 1302040), (20, 846326), (26, 651020), (40, 423163), (43, 393640), (52, 325510), (65, 260408), (86, 196820), (104, 162755), (130, 130204), (172, 98410), (215, 78728), (260, 65102), (344, 49205), (430, 39364), (520, 32551), (559, 30280), (757, 22360), (860, 19682), (1118, 15140), (1514, 11180), (1720, 9841), (2236, 7570), (2795, 6056), (3028, 5590), (3785, 4472)]