18575902

素因数分解:

$2^1\times {\mathrm{79}}^1\times {\mathrm{89}}^1\times {\mathrm{1321}}^1$

素因数の和:1491

約数の個数: 16

約数和(自身を含む): 28555200

約数和(自身を除く): 9979298

約数列:

[1, 2, 79, 89, 158, 178, 1321, 2642, 7031, 14062, 104359, 117569, 208718, 235138, 9287951, 18575902]

約数ペア:

[(1, 18575902), (2, 9287951), (79, 235138), (89, 208718), (158, 117569), (178, 104359), (1321, 14062), (2642, 7031)]