17990252

素因数分解:

$2^2\times 7^2\times {\mathrm{263}}^1\times {\mathrm{349}}^1$

素因数の和:630

約数の個数: 36

約数和(自身を含む): 36867600

約数和(自身を除く): 18877348

約数列:

[1, 2, 4, 7, 14, 28, 49, 98, 196, 263, 349, 526, 698, 1052, 1396, 1841, 2443, 3682, 4886, 7364, 9772, 12887, 17101, 25774, 34202, 51548, 68404, 91787, 183574, 367148, 642509, 1285018, 2570036, 4497563, 8995126, 17990252]

約数ペア:

[(1, 17990252), (2, 8995126), (4, 4497563), (7, 2570036), (14, 1285018), (28, 642509), (49, 367148), (98, 183574), (196, 91787), (263, 68404), (349, 51548), (526, 34202), (698, 25774), (1052, 17101), (1396, 12887), (1841, 9772), (2443, 7364), (3682, 4886)]