18148886

素因数分解:

$2^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{157}}^1\times {\mathrm{359}}^1$

素因数の和:548

約数の個数: 32

約数和(自身を含む): 32762880

約数和(自身を除く): 14613994

約数列:

[1, 2, 7, 14, 23, 46, 157, 161, 314, 322, 359, 718, 1099, 2198, 2513, 3611, 5026, 7222, 8257, 16514, 25277, 50554, 56363, 57799, 112726, 115598, 394541, 789082, 1296349, 2592698, 9074443, 18148886]

約数ペア:

[(1, 18148886), (2, 9074443), (7, 2592698), (14, 1296349), (23, 789082), (46, 394541), (157, 115598), (161, 112726), (314, 57799), (322, 56363), (359, 50554), (718, 25277), (1099, 16514), (2198, 8257), (2513, 7222), (3611, 5026)]