19005142

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{307}}^1\times {\mathrm{2381}}^1$

素因数の和:2703

約数の個数: 16

約数和(自身を含む): 30813552

約数和(自身を除く): 11808410

約数列:

[1, 2, 13, 26, 307, 614, 2381, 3991, 4762, 7982, 30953, 61906, 730967, 1461934, 9502571, 19005142]

約数ペア:

[(1, 19005142), (2, 9502571), (13, 1461934), (26, 730967), (307, 61906), (614, 30953), (2381, 7982), (3991, 4762)]