20508796

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{66587}}^1$

素因数の和:66609

約数の個数: 24

約数和(自身を含む): 44747136

約数和(自身を除く): 24238340

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 44, 77, 154, 308, 66587, 133174, 266348, 466109, 732457, 932218, 1464914, 1864436, 2929828, 5127199, 10254398, 20508796]

約数ペア:

[(1, 20508796), (2, 10254398), (4, 5127199), (7, 2929828), (11, 1864436), (14, 1464914), (22, 932218), (28, 732457), (44, 466109), (77, 266348), (154, 133174), (308, 66587)]