19206453

素因数分解:

$3^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{163}}^1\times {\mathrm{181}}^1$

素因数の和:385

約数の個数: 32

約数和(自身を含む): 30564352

約数和(自身を除く): 11357899

約数列:

[1, 3, 7, 21, 31, 93, 163, 181, 217, 489, 543, 651, 1141, 1267, 3423, 3801, 5053, 5611, 15159, 16833, 29503, 35371, 39277, 88509, 106113, 117831, 206521, 619563, 914593, 2743779, 6402151, 19206453]

約数ペア:

[(1, 19206453), (3, 6402151), (7, 2743779), (21, 914593), (31, 619563), (93, 206521), (163, 117831), (181, 106113), (217, 88509), (489, 39277), (543, 35371), (651, 29503), (1141, 16833), (1267, 15159), (3423, 5611), (3801, 5053)]