20904312

素因数分解:

$2^3\times 3^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{6091}}^1$

素因数の和:6124

約数の個数: 64

約数和(自身を含む): 61407360

約数和(自身を除く): 40503048

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 13, 22, 24, 26, 33, 39, 44, 52, 66, 78, 88, 104, 132, 143, 156, 264, 286, 312, 429, 572, 858, 1144, 1716, 3432, 6091, 12182, 18273, 24364, 36546, 48728, 67001, 73092, 79183, 134002, 146184, 158366, 201003, 237549, 268004, 316732, 402006, 475098, 536008, 633464, 804012, 871013, 950196, 1608024, 1742026, 1900392, 2613039, 3484052, 5226078, 6968104, 10452156, 20904312]

約数ペア:

[(1, 20904312), (2, 10452156), (3, 6968104), (4, 5226078), (6, 3484052), (8, 2613039), (11, 1900392), (12, 1742026), (13, 1608024), (22, 950196), (24, 871013), (26, 804012), (33, 633464), (39, 536008), (44, 475098), (52, 402006), (66, 316732), (78, 268004), (88, 237549), (104, 201003), (132, 158366), (143, 146184), (156, 134002), (264, 79183), (286, 73092), (312, 67001), (429, 48728), (572, 36546), (858, 24364), (1144, 18273), (1716, 12182), (3432, 6091)]