19716020

素因数分解:

$2^2\times 5^1\times {\mathrm{167}}^1\times {\mathrm{5903}}^1$

素因数の和:6079

約数の個数: 24

約数和(自身を含む): 41658624

約数和(自身を除く): 21942604

約数列:

[1, 2, 4, 5, 10, 20, 167, 334, 668, 835, 1670, 3340, 5903, 11806, 23612, 29515, 59030, 118060, 985801, 1971602, 3943204, 4929005, 9858010, 19716020]

約数ペア:

[(1, 19716020), (2, 9858010), (4, 4929005), (5, 3943204), (10, 1971602), (20, 985801), (167, 118060), (334, 59030), (668, 29515), (835, 23612), (1670, 11806), (3340, 5903)]