17721424

素因数分解:

$2^4\times 7^1\times {\mathrm{158227}}^1$

素因数の和:158242

約数の個数: 20

約数和(自身を含む): 39240544

約数和(自身を除く): 21519120

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 158227, 316454, 632908, 1107589, 1265816, 2215178, 2531632, 4430356, 8860712, 17721424]

約数ペア:

[(1, 17721424), (2, 8860712), (4, 4430356), (7, 2531632), (8, 2215178), (14, 1265816), (16, 1107589), (28, 632908), (56, 316454), (112, 158227)]