18865142

素因数分解:

$2^1\times {\mathrm{47}}^1\times {\mathrm{97}}^1\times {\mathrm{2069}}^1$

素因数の和:2215

約数の個数: 16

約数和(自身を含む): 29211840

約数和(自身を除く): 10346698

約数列:

[1, 2, 47, 94, 97, 194, 2069, 4138, 4559, 9118, 97243, 194486, 200693, 401386, 9432571, 18865142]

約数ペア:

[(1, 18865142), (2, 9432571), (47, 401386), (94, 200693), (97, 194486), (194, 97243), (2069, 9118), (4138, 4559)]