17984666

素因数分解:

$2^1\times 7^2\times {\mathrm{23}}^1\times {\mathrm{79}}^1\times {\mathrm{101}}^1$

素因数の和:219

約数の個数: 48

約数和(自身を含む): 33488640

約数和(自身を除く): 15503974

約数列:

[1, 2, 7, 14, 23, 46, 49, 79, 98, 101, 158, 161, 202, 322, 553, 707, 1106, 1127, 1414, 1817, 2254, 2323, 3634, 3871, 4646, 4949, 7742, 7979, 9898, 12719, 15958, 16261, 25438, 32522, 55853, 89033, 111706, 113827, 178066, 183517, 227654, 367034, 390971, 781942, 1284619, 2569238, 8992333, 17984666]

約数ペア:

[(1, 17984666), (2, 8992333), (7, 2569238), (14, 1284619), (23, 781942), (46, 390971), (49, 367034), (79, 227654), (98, 183517), (101, 178066), (158, 113827), (161, 111706), (202, 89033), (322, 55853), (553, 32522), (707, 25438), (1106, 16261), (1127, 15958), (1414, 12719), (1817, 9898), (2254, 7979), (2323, 7742), (3634, 4949), (3871, 4646)]