19137201

素因数分解:

$3^1\times {\mathrm{41}}^1\times {\mathrm{157}}^1\times {\mathrm{991}}^1$

素因数の和:1192

約数の個数: 16

約数和(自身を含む): 26331648

約数和(自身を除く): 7194447

約数列:

[1, 3, 41, 123, 157, 471, 991, 2973, 6437, 19311, 40631, 121893, 155587, 466761, 6379067, 19137201]

約数ペア:

[(1, 19137201), (3, 6379067), (41, 466761), (123, 155587), (157, 121893), (471, 40631), (991, 19311), (2973, 6437)]