19349480

素因数分解:

$2^3\times 5^1\times {\mathrm{227}}^1\times {\mathrm{2131}}^1$

素因数の和:2369

約数の個数: 32

約数和(自身を含む): 43748640

約数和(自身を除く): 24399160

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 227, 454, 908, 1135, 1816, 2131, 2270, 4262, 4540, 8524, 9080, 10655, 17048, 21310, 42620, 85240, 483737, 967474, 1934948, 2418685, 3869896, 4837370, 9674740, 19349480]

約数ペア:

[(1, 19349480), (2, 9674740), (4, 4837370), (5, 3869896), (8, 2418685), (10, 1934948), (20, 967474), (40, 483737), (227, 85240), (454, 42620), (908, 21310), (1135, 17048), (1816, 10655), (2131, 9080), (2270, 8524), (4262, 4540)]