17687194

素因数分解:

$2^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{139}}^1\times {\mathrm{149}}^1$

素因数の和:358

約数の個数: 32

約数和(自身を含む): 31248000

約数和(自身を除く): 13560806

約数列:

[1, 2, 7, 14, 61, 122, 139, 149, 278, 298, 427, 854, 973, 1043, 1946, 2086, 8479, 9089, 16958, 18178, 20711, 41422, 59353, 63623, 118706, 127246, 144977, 289954, 1263371, 2526742, 8843597, 17687194]

約数ペア:

[(1, 17687194), (2, 8843597), (7, 2526742), (14, 1263371), (61, 289954), (122, 144977), (139, 127246), (149, 118706), (278, 63623), (298, 59353), (427, 41422), (854, 20711), (973, 18178), (1043, 16958), (1946, 9089), (2086, 8479)]