19457138

素因数分解:

$2^1\times {\mathrm{59}}^1\times {\mathrm{181}}^1\times {\mathrm{911}}^1$

素因数の和:1153

約数の個数: 16

約数和(自身を含む): 29877120

約数和(自身を除く): 10419982

約数列:

[1, 2, 59, 118, 181, 362, 911, 1822, 10679, 21358, 53749, 107498, 164891, 329782, 9728569, 19457138]

約数ペア:

[(1, 19457138), (2, 9728569), (59, 329782), (118, 164891), (181, 107498), (362, 53749), (911, 21358), (1822, 10679)]