20535592

素因数分解:

$2^3\times 7^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{53}}^1$

素因数の和:131

約数の個数: 128

約数和(自身を含む): 53187840

約数和(自身を除く): 32652248

約数列:

[1, 2, 4, 7, 8, 11, 14, 17, 22, 28, 34, 37, 44, 53, 56, 68, 74, 77, 88, 106, 119, 136, 148, 154, 187, 212, 238, 259, 296, 308, 371, 374, 407, 424, 476, 518, 583, 616, 629, 742, 748, 814, 901, 952, 1036, 1166, 1258, 1309, 1484, 1496, 1628, 1802, 1961, 2072, 2332, 2516, 2618, 2849, 2968, 3256, 3604, 3922, 4081, 4403, 4664, 5032, 5236, 5698, 6307, 6919, 7208, 7844, 8162, 8806, 9911, 10472, 11396, 12614, 13727, 13838, 15688, 16324, 17612, 19822, 21571, 22792, 25228, 27454, 27676, 32648, 33337, 35224, 39644, 43142, 48433, 50456, 54908, 55352, 66674, 69377, 79288, 86284, 96866, 109816, 133348, 138754, 150997, 172568, 193732, 233359, 266696, 277508, 301994, 366707, 387464, 466718, 555016, 603988, 733414, 933436, 1207976, 1466828, 1866872, 2566949, 2933656, 5133898, 10267796, 20535592]

約数ペア:

[(1, 20535592), (2, 10267796), (4, 5133898), (7, 2933656), (8, 2566949), (11, 1866872), (14, 1466828), (17, 1207976), (22, 933436), (28, 733414), (34, 603988), (37, 555016), (44, 466718), (53, 387464), (56, 366707), (68, 301994), (74, 277508), (77, 266696), (88, 233359), (106, 193732), (119, 172568), (136, 150997), (148, 138754), (154, 133348), (187, 109816), (212, 96866), (238, 86284), (259, 79288), (296, 69377), (308, 66674), (371, 55352), (374, 54908), (407, 50456), (424, 48433), (476, 43142), (518, 39644), (583, 35224), (616, 33337), (629, 32648), (742, 27676), (748, 27454), (814, 25228), (901, 22792), (952, 21571), (1036, 19822), (1166, 17612), (1258, 16324), (1309, 15688), (1484, 13838), (1496, 13727), (1628, 12614), (1802, 11396), (1961, 10472), (2072, 9911), (2332, 8806), (2516, 8162), (2618, 7844), (2849, 7208), (2968, 6919), (3256, 6307), (3604, 5698), (3922, 5236), (4081, 5032), (4403, 4664)]