19638095

素因数分解:

$5^1\times {\mathrm{73}}^1\times {\mathrm{173}}^1\times {\mathrm{311}}^1$

素因数の和:562

約数の個数: 16

約数和(自身を含む): 24103872

約数和(自身を除く): 4465777

約数列:

[1, 5, 73, 173, 311, 365, 865, 1555, 12629, 22703, 53803, 63145, 113515, 269015, 3927619, 19638095]

約数ペア:

[(1, 19638095), (5, 3927619), (73, 269015), (173, 113515), (311, 63145), (365, 53803), (865, 22703), (1555, 12629)]