20788056

素因数分解:

$2^3\times 3^3\times {\mathrm{157}}^1\times {\mathrm{613}}^1$

素因数の和:785

約数の個数: 64

約数和(自身を含む): 58207200

約数和(自身を除く): 37419144

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 36, 54, 72, 108, 157, 216, 314, 471, 613, 628, 942, 1226, 1256, 1413, 1839, 1884, 2452, 2826, 3678, 3768, 4239, 4904, 5517, 5652, 7356, 8478, 11034, 11304, 14712, 16551, 16956, 22068, 33102, 33912, 44136, 66204, 96241, 132408, 192482, 288723, 384964, 577446, 769928, 866169, 1154892, 1732338, 2309784, 2598507, 3464676, 5197014, 6929352, 10394028, 20788056]

約数ペア:

[(1, 20788056), (2, 10394028), (3, 6929352), (4, 5197014), (6, 3464676), (8, 2598507), (9, 2309784), (12, 1732338), (18, 1154892), (24, 866169), (27, 769928), (36, 577446), (54, 384964), (72, 288723), (108, 192482), (157, 132408), (216, 96241), (314, 66204), (471, 44136), (613, 33912), (628, 33102), (942, 22068), (1226, 16956), (1256, 16551), (1413, 14712), (1839, 11304), (1884, 11034), (2452, 8478), (2826, 7356), (3678, 5652), (3768, 5517), (4239, 4904)]