12649936

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{997}}^1$

素因数の和:1079

約数の個数: 40

約数和(自身を含む): 26854184

約数和(自身を除く): 14204248

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 61, 104, 122, 208, 244, 488, 793, 976, 997, 1586, 1994, 3172, 3988, 6344, 7976, 12688, 12961, 15952, 25922, 51844, 60817, 103688, 121634, 207376, 243268, 486536, 790621, 973072, 1581242, 3162484, 6324968, 12649936]

約数ペア:

[(1, 12649936), (2, 6324968), (4, 3162484), (8, 1581242), (13, 973072), (16, 790621), (26, 486536), (52, 243268), (61, 207376), (104, 121634), (122, 103688), (208, 60817), (244, 51844), (488, 25922), (793, 15952), (976, 12961), (997, 12688), (1586, 7976), (1994, 6344), (3172, 3988)]