20009131432

素因数分解:

$2^3\times {\mathrm{37}}^1\times {\mathrm{127}}^1\times {\mathrm{373}}^1\times {\mathrm{1427}}^1$

素因数の和:1970

約数の個数: 64

約数和(自身を含む): 38965893120

約数和(自身を除く): 18956761688

約数列:

[1, 2, 4, 8, 37, 74, 127, 148, 254, 296, 373, 508, 746, 1016, 1427, 1492, 2854, 2984, 4699, 5708, 9398, 11416, 13801, 18796, 27602, 37592, 47371, 52799, 55204, 94742, 105598, 110408, 181229, 189484, 211196, 362458, 378968, 422392, 532271, 724916, 1064542, 1449832, 1752727, 2129084, 3505454, 4258168, 6705473, 7010908, 13410946, 14021816, 19694027, 26821892, 39388054, 53643784, 67598417, 78776108, 135196834, 157552216, 270393668, 540787336, 2501141429, 5002282858, 10004565716, 20009131432]

約数ペア:

[(1, 20009131432), (2, 10004565716), (4, 5002282858), (8, 2501141429), (37, 540787336), (74, 270393668), (127, 157552216), (148, 135196834), (254, 78776108), (296, 67598417), (373, 53643784), (508, 39388054), (746, 26821892), (1016, 19694027), (1427, 14021816), (1492, 13410946), (2854, 7010908), (2984, 6705473), (4699, 4258168), (5708, 3505454), (9398, 2129084), (11416, 1752727), (13801, 1449832), (18796, 1064542), (27602, 724916), (37592, 532271), (47371, 422392), (52799, 378968), (55204, 362458), (94742, 211196), (105598, 189484), (110408, 181229)]