20173985244

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{317}}^1\times {\mathrm{252541}}^1$

素因数の和:252875

約数の個数: 72

約数和(自身を含む): 58464483168

約数和(自身を除く): 38290497924

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 84, 126, 252, 317, 634, 951, 1268, 1902, 2219, 2853, 3804, 4438, 5706, 6657, 8876, 11412, 13314, 19971, 26628, 39942, 79884, 252541, 505082, 757623, 1010164, 1515246, 1767787, 2272869, 3030492, 3535574, 4545738, 5303361, 7071148, 9091476, 10606722, 15910083, 21213444, 31820166, 63640332, 80055497, 160110994, 240166491, 320221988, 480332982, 560388479, 720499473, 960665964, 1120776958, 1440998946, 1681165437, 2241553916, 2881997892, 3362330874, 5043496311, 6724661748, 10086992622, 20173985244]

約数ペア:

[(1, 20173985244), (2, 10086992622), (3, 6724661748), (4, 5043496311), (6, 3362330874), (7, 2881997892), (9, 2241553916), (12, 1681165437), (14, 1440998946), (18, 1120776958), (21, 960665964), (28, 720499473), (36, 560388479), (42, 480332982), (63, 320221988), (84, 240166491), (126, 160110994), (252, 80055497), (317, 63640332), (634, 31820166), (951, 21213444), (1268, 15910083), (1902, 10606722), (2219, 9091476), (2853, 7071148), (3804, 5303361), (4438, 4545738), (5706, 3535574), (6657, 3030492), (8876, 2272869), (11412, 1767787), (13314, 1515246), (19971, 1010164), (26628, 757623), (39942, 505082), (79884, 252541)]