17939684

素因数分解:

$2^2\times 7^2\times {\mathrm{91529}}^1$

素因数の和:91547

約数の個数: 18

約数和(自身を含む): 36520470

約数和(自身を除く): 18580786

約数列:

[1, 2, 4, 7, 14, 28, 49, 98, 196, 91529, 183058, 366116, 640703, 1281406, 2562812, 4484921, 8969842, 17939684]

約数ペア:

[(1, 17939684), (2, 8969842), (4, 4484921), (7, 2562812), (14, 1281406), (28, 640703), (49, 366116), (98, 183058), (196, 91529)]