19640312

素因数分解:

$2^3\times {\mathrm{41}}^1\times {\mathrm{59879}}^1$

素因数の和:59926

約数の個数: 16

約数和(自身を含む): 37724400

約数和(自身を除く): 18084088

約数列:

[1, 2, 4, 8, 41, 82, 164, 328, 59879, 119758, 239516, 479032, 2455039, 4910078, 9820156, 19640312]

約数ペア:

[(1, 19640312), (2, 9820156), (4, 4910078), (8, 2455039), (41, 479032), (82, 239516), (164, 119758), (328, 59879)]