20946312

素因数分解:

$2^3\times 3^2\times {\mathrm{17}}^1\times {\mathrm{109}}^1\times {\mathrm{157}}^1$

素因数の和:295

約数の個数: 96

約数和(自身を含む): 61003800

約数和(自身を除く): 40057488

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 17, 18, 24, 34, 36, 51, 68, 72, 102, 109, 136, 153, 157, 204, 218, 306, 314, 327, 408, 436, 471, 612, 628, 654, 872, 942, 981, 1224, 1256, 1308, 1413, 1853, 1884, 1962, 2616, 2669, 2826, 3706, 3768, 3924, 5338, 5559, 5652, 7412, 7848, 8007, 10676, 11118, 11304, 14824, 16014, 16677, 17113, 21352, 22236, 24021, 32028, 33354, 34226, 44472, 48042, 51339, 64056, 66708, 68452, 96084, 102678, 133416, 136904, 154017, 192168, 205356, 290921, 308034, 410712, 581842, 616068, 872763, 1163684, 1232136, 1745526, 2327368, 2618289, 3491052, 5236578, 6982104, 10473156, 20946312]

約数ペア:

[(1, 20946312), (2, 10473156), (3, 6982104), (4, 5236578), (6, 3491052), (8, 2618289), (9, 2327368), (12, 1745526), (17, 1232136), (18, 1163684), (24, 872763), (34, 616068), (36, 581842), (51, 410712), (68, 308034), (72, 290921), (102, 205356), (109, 192168), (136, 154017), (153, 136904), (157, 133416), (204, 102678), (218, 96084), (306, 68452), (314, 66708), (327, 64056), (408, 51339), (436, 48042), (471, 44472), (612, 34226), (628, 33354), (654, 32028), (872, 24021), (942, 22236), (981, 21352), (1224, 17113), (1256, 16677), (1308, 16014), (1413, 14824), (1853, 11304), (1884, 11118), (1962, 10676), (2616, 8007), (2669, 7848), (2826, 7412), (3706, 5652), (3768, 5559), (3924, 5338)]