19637307

素因数分解:

$3^2\times {\mathrm{313}}^1\times {\mathrm{6971}}^1$

素因数の和:7290

約数の個数: 12

約数和(自身を含む): 28459704

約数和(自身を除く): 8822397

約数列:

[1, 3, 9, 313, 939, 2817, 6971, 20913, 62739, 2181923, 6545769, 19637307]

約数ペア:

[(1, 19637307), (3, 6545769), (9, 2181923), (313, 62739), (939, 20913), (2817, 6971)]