20884814

素因数分解:

$2^1\times {\mathrm{29}}^1\times {\mathrm{61}}^1\times {\mathrm{5903}}^1$

素因数の和:5995

約数の個数: 16

約数和(自身を含む): 32944320

約数和(自身を除く): 12059506

約数列:

[1, 2, 29, 58, 61, 122, 1769, 3538, 5903, 11806, 171187, 342374, 360083, 720166, 10442407, 20884814]

約数ペア:

[(1, 20884814), (2, 10442407), (29, 720166), (58, 360083), (61, 342374), (122, 171187), (1769, 11806), (3538, 5903)]