18439414

素因数分解:

$2^1\times 7^1\times {\mathrm{653}}^1\times {\mathrm{2017}}^1$

素因数の和:2679

約数の個数: 16

約数和(自身を含む): 31674528

約数和(自身を除く): 13235114

約数列:

[1, 2, 7, 14, 653, 1306, 2017, 4034, 4571, 9142, 14119, 28238, 1317101, 2634202, 9219707, 18439414]

約数ペア:

[(1, 18439414), (2, 9219707), (7, 2634202), (14, 1317101), (653, 28238), (1306, 14119), (2017, 9142), (4034, 4571)]