18848845

素因数分解:

$5^1\times {\mathrm{23}}^1\times {\mathrm{251}}^1\times {\mathrm{653}}^1$

素因数の和:932

約数の個数: 16

約数和(自身を含む): 23732352

約数和(自身を除く): 4883507

約数列:

[1, 5, 23, 115, 251, 653, 1255, 3265, 5773, 15019, 28865, 75095, 163903, 819515, 3769769, 18848845]

約数ペア:

[(1, 18848845), (5, 3769769), (23, 819515), (115, 163903), (251, 75095), (653, 28865), (1255, 15019), (3265, 5773)]