18414921

素因数分解:

$3^1\times 7^1\times {\mathrm{227}}^1\times {\mathrm{3863}}^1$

素因数の和:4100

約数の個数: 16

約数和(自身を含む): 28191744

約数和(自身を除く): 9776823

約数列:

[1, 3, 7, 21, 227, 681, 1589, 3863, 4767, 11589, 27041, 81123, 876901, 2630703, 6138307, 18414921]

約数ペア:

[(1, 18414921), (3, 6138307), (7, 2630703), (21, 876901), (227, 81123), (681, 27041), (1589, 11589), (3863, 4767)]