209748518

素因数分解:

$2^1\times 7^2\times {\mathrm{101}}^1\times {\mathrm{21191}}^1$

素因数の和:21308

約数の個数: 24

約数和(自身を含む): 369630864

約数和(自身を除く): 159882346

約数列:

[1, 2, 7, 14, 49, 98, 101, 202, 707, 1414, 4949, 9898, 21191, 42382, 148337, 296674, 1038359, 2076718, 2140291, 4280582, 14982037, 29964074, 104874259, 209748518]

約数ペア:

[(1, 209748518), (2, 104874259), (7, 29964074), (14, 14982037), (49, 4280582), (98, 2140291), (101, 2076718), (202, 1038359), (707, 296674), (1414, 148337), (4949, 42382), (9898, 21191)]