20216351925

素因数分解:

$3^3\times 5^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{388963}}^1$

素因数の和:389000

約数の個数: 96

約数和(自身を含む): 46302274560

約数和(自身を除く): 26085922635

約数列:

[1, 3, 5, 7, 9, 11, 15, 21, 25, 27, 33, 35, 45, 55, 63, 75, 77, 99, 105, 135, 165, 175, 189, 225, 231, 275, 297, 315, 385, 495, 525, 675, 693, 825, 945, 1155, 1485, 1575, 1925, 2079, 2475, 3465, 4725, 5775, 7425, 10395, 17325, 51975, 388963, 1166889, 1944815, 2722741, 3500667, 4278593, 5834445, 8168223, 9724075, 10502001, 12835779, 13613705, 17503335, 21392965, 24504669, 29172225, 29950151, 38507337, 40841115, 52510005, 64178895, 68068525, 73514007, 87516675, 89850453, 106964825, 115522011, 122523345, 149750755, 192536685, 204205575, 262550025, 269551359, 320894475, 367570035, 449252265, 577610055, 612616725, 748753775, 808654077, 962683425, 1347756795, 1837850175, 2246261325, 2888050275, 4043270385, 6738783975, 20216351925]

約数ペア:

[(1, 20216351925), (3, 6738783975), (5, 4043270385), (7, 2888050275), (9, 2246261325), (11, 1837850175), (15, 1347756795), (21, 962683425), (25, 808654077), (27, 748753775), (33, 612616725), (35, 577610055), (45, 449252265), (55, 367570035), (63, 320894475), (75, 269551359), (77, 262550025), (99, 204205575), (105, 192536685), (135, 149750755), (165, 122523345), (175, 115522011), (189, 106964825), (225, 89850453), (231, 87516675), (275, 73514007), (297, 68068525), (315, 64178895), (385, 52510005), (495, 40841115), (525, 38507337), (675, 29950151), (693, 29172225), (825, 24504669), (945, 21392965), (1155, 17503335), (1485, 13613705), (1575, 12835779), (1925, 10502001), (2079, 9724075), (2475, 8168223), (3465, 5834445), (4725, 4278593), (5775, 3500667), (7425, 2722741), (10395, 1944815), (17325, 1166889), (51975, 388963)]