198906968

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{51691}}^1$

素因数の和:51747

約数の個数: 32

約数和(自身を含む): 412502160

約数和(自身を除く): 213595192

約数列:

[1, 2, 4, 8, 13, 26, 37, 52, 74, 104, 148, 296, 481, 962, 1924, 3848, 51691, 103382, 206764, 413528, 671983, 1343966, 1912567, 2687932, 3825134, 5375864, 7650268, 15300536, 24863371, 49726742, 99453484, 198906968]

約数ペア:

[(1, 198906968), (2, 99453484), (4, 49726742), (8, 24863371), (13, 15300536), (26, 7650268), (37, 5375864), (52, 3825134), (74, 2687932), (104, 1912567), (148, 1343966), (296, 671983), (481, 413528), (962, 206764), (1924, 103382), (3848, 51691)]