19976130

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{221957}}^1$

素因数の和:221970

約数の個数: 24

約数和(自身を含む): 51938172

約数和(自身を除く): 31962042

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 221957, 443914, 665871, 1109785, 1331742, 1997613, 2219570, 3329355, 3995226, 6658710, 9988065, 19976130]

約数ペア:

[(1, 19976130), (2, 9988065), (3, 6658710), (5, 3995226), (6, 3329355), (9, 2219570), (10, 1997613), (15, 1331742), (18, 1109785), (30, 665871), (45, 443914), (90, 221957)]