12990922

素因数分解:

$2^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{809}}^1$

素因数の和:886

約数の個数: 32

約数和(自身を含む): 23639040

約数和(自身を除く): 10648118

約数列:

[1, 2, 7, 14, 31, 37, 62, 74, 217, 259, 434, 518, 809, 1147, 1618, 2294, 5663, 8029, 11326, 16058, 25079, 29933, 50158, 59866, 175553, 209531, 351106, 419062, 927923, 1855846, 6495461, 12990922]

約数ペア:

[(1, 12990922), (2, 6495461), (7, 1855846), (14, 927923), (31, 419062), (37, 351106), (62, 209531), (74, 175553), (217, 59866), (259, 50158), (434, 29933), (518, 25079), (809, 16058), (1147, 11326), (1618, 8029), (2294, 5663)]