2021655856

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{67}}^1\times {\mathrm{173}}^1\times {\mathrm{991}}^1$

素因数の和:1250

約数の個数: 80

約数和(自身を含む): 4366291968

約数和(自身を除く): 2344636112

約数列:

[1, 2, 4, 8, 11, 16, 22, 44, 67, 88, 134, 173, 176, 268, 346, 536, 692, 737, 991, 1072, 1384, 1474, 1903, 1982, 2768, 2948, 3806, 3964, 5896, 7612, 7928, 10901, 11591, 11792, 15224, 15856, 21802, 23182, 30448, 43604, 46364, 66397, 87208, 92728, 127501, 132794, 171443, 174416, 185456, 255002, 265588, 342886, 510004, 531176, 685772, 730367, 1020008, 1062352, 1371544, 1460734, 1885873, 2040016, 2743088, 2921468, 3771746, 5842936, 7543492, 11486681, 11685872, 15086984, 22973362, 30173968, 45946724, 91893448, 126353491, 183786896, 252706982, 505413964, 1010827928, 2021655856]

約数ペア:

[(1, 2021655856), (2, 1010827928), (4, 505413964), (8, 252706982), (11, 183786896), (16, 126353491), (22, 91893448), (44, 45946724), (67, 30173968), (88, 22973362), (134, 15086984), (173, 11685872), (176, 11486681), (268, 7543492), (346, 5842936), (536, 3771746), (692, 2921468), (737, 2743088), (991, 2040016), (1072, 1885873), (1384, 1460734), (1474, 1371544), (1903, 1062352), (1982, 1020008), (2768, 730367), (2948, 685772), (3806, 531176), (3964, 510004), (5896, 342886), (7612, 265588), (7928, 255002), (10901, 185456), (11591, 174416), (11792, 171443), (15224, 132794), (15856, 127501), (21802, 92728), (23182, 87208), (30448, 66397), (43604, 46364)]