19429551

素因数分解:

$3^5\times {\mathrm{37}}^1\times {\mathrm{2161}}^1$

素因数の和:2213

約数の個数: 24

約数和(自身を含む): 29904784

約数和(自身を除く): 10475233

約数列:

[1, 3, 9, 27, 37, 81, 111, 243, 333, 999, 2161, 2997, 6483, 8991, 19449, 58347, 79957, 175041, 239871, 525123, 719613, 2158839, 6476517, 19429551]

約数ペア:

[(1, 19429551), (3, 6476517), (9, 2158839), (27, 719613), (37, 525123), (81, 239871), (111, 175041), (243, 79957), (333, 58347), (999, 19449), (2161, 8991), (2997, 6483)]