19690132

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{63929}}^1$

素因数の和:63951

約数の個数: 24

約数和(自身を含む): 42960960

約数和(自身を除く): 23270828

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 44, 77, 154, 308, 63929, 127858, 255716, 447503, 703219, 895006, 1406438, 1790012, 2812876, 4922533, 9845066, 19690132]

約数ペア:

[(1, 19690132), (2, 9845066), (4, 4922533), (7, 2812876), (11, 1790012), (14, 1406438), (22, 895006), (28, 703219), (44, 447503), (77, 255716), (154, 127858), (308, 63929)]