18179884

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{5563}}^1$

素因数の和:5629

約数の個数: 24

約数和(自身を含む): 34274240

約数和(自身を除く): 16094356

約数列:

[1, 2, 4, 19, 38, 43, 76, 86, 172, 817, 1634, 3268, 5563, 11126, 22252, 105697, 211394, 239209, 422788, 478418, 956836, 4544971, 9089942, 18179884]

約数ペア:

[(1, 18179884), (2, 9089942), (4, 4544971), (19, 956836), (38, 478418), (43, 422788), (76, 239209), (86, 211394), (172, 105697), (817, 22252), (1634, 11126), (3268, 5563)]