20819016

素因数分解:

$2^3\times 3^2\times {\mathrm{17}}^1\times {\mathrm{73}}^1\times {\mathrm{233}}^1$

素因数の和:335

約数の個数: 96

約数和(自身を含む): 60779160

約数和(自身を除く): 39960144

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 17, 18, 24, 34, 36, 51, 68, 72, 73, 102, 136, 146, 153, 204, 219, 233, 292, 306, 408, 438, 466, 584, 612, 657, 699, 876, 932, 1224, 1241, 1314, 1398, 1752, 1864, 2097, 2482, 2628, 2796, 3723, 3961, 4194, 4964, 5256, 5592, 7446, 7922, 8388, 9928, 11169, 11883, 14892, 15844, 16776, 17009, 22338, 23766, 29784, 31688, 34018, 35649, 44676, 47532, 51027, 68036, 71298, 89352, 95064, 102054, 136072, 142596, 153081, 204108, 285192, 289153, 306162, 408216, 578306, 612324, 867459, 1156612, 1224648, 1734918, 2313224, 2602377, 3469836, 5204754, 6939672, 10409508, 20819016]

約数ペア:

[(1, 20819016), (2, 10409508), (3, 6939672), (4, 5204754), (6, 3469836), (8, 2602377), (9, 2313224), (12, 1734918), (17, 1224648), (18, 1156612), (24, 867459), (34, 612324), (36, 578306), (51, 408216), (68, 306162), (72, 289153), (73, 285192), (102, 204108), (136, 153081), (146, 142596), (153, 136072), (204, 102054), (219, 95064), (233, 89352), (292, 71298), (306, 68036), (408, 51027), (438, 47532), (466, 44676), (584, 35649), (612, 34018), (657, 31688), (699, 29784), (876, 23766), (932, 22338), (1224, 17009), (1241, 16776), (1314, 15844), (1398, 14892), (1752, 11883), (1864, 11169), (2097, 9928), (2482, 8388), (2628, 7922), (2796, 7446), (3723, 5592), (3961, 5256), (4194, 4964)]