18819428

素因数分解:

$2^2\times {\mathrm{23}}^1\times {\mathrm{337}}^1\times {\mathrm{607}}^1$

素因数の和:971

約数の個数: 24

約数和(自身を含む): 34524672

約数和(自身を除く): 15705244

約数列:

[1, 2, 4, 23, 46, 92, 337, 607, 674, 1214, 1348, 2428, 7751, 13961, 15502, 27922, 31004, 55844, 204559, 409118, 818236, 4704857, 9409714, 18819428]

約数ペア:

[(1, 18819428), (2, 9409714), (4, 4704857), (23, 818236), (46, 409118), (92, 204559), (337, 55844), (607, 31004), (674, 27922), (1214, 15502), (1348, 13961), (2428, 7751)]