18458811

素因数分解:

$3^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{12739}}^1$

素因数の和:12775

約数の個数: 24

約数和(自身を含む): 31799040

約数和(自身を除く): 13340229

約数列:

[1, 3, 7, 9, 21, 23, 63, 69, 161, 207, 483, 1449, 12739, 38217, 89173, 114651, 267519, 292997, 802557, 878991, 2050979, 2636973, 6152937, 18458811]

約数ペア:

[(1, 18458811), (3, 6152937), (7, 2636973), (9, 2050979), (21, 878991), (23, 802557), (63, 292997), (69, 267519), (161, 114651), (207, 89173), (483, 38217), (1449, 12739)]