18681311883

素因数分解:

$3^1\times {\mathrm{13}}^2\times {\mathrm{17}}^1\times {\mathrm{1063}}^1\times {\mathrm{2039}}^1$

素因数の和:3148

約数の個数: 48

約数和(自身を含む): 28599298560

約数和(自身を除く): 9917986677

約数列:

[1, 3, 13, 17, 39, 51, 169, 221, 507, 663, 1063, 2039, 2873, 3189, 6117, 8619, 13819, 18071, 26507, 34663, 41457, 54213, 79521, 103989, 179647, 234923, 344591, 450619, 538941, 704769, 1033773, 1351857, 2167457, 3053999, 5858047, 6502371, 9161997, 17574141, 28176941, 36846769, 84530823, 110540307, 366300233, 479007997, 1098900699, 1437023991, 6227103961, 18681311883]

約数ペア:

[(1, 18681311883), (3, 6227103961), (13, 1437023991), (17, 1098900699), (39, 479007997), (51, 366300233), (169, 110540307), (221, 84530823), (507, 36846769), (663, 28176941), (1063, 17574141), (2039, 9161997), (2873, 6502371), (3189, 5858047), (6117, 3053999), (8619, 2167457), (13819, 1351857), (18071, 1033773), (26507, 704769), (34663, 538941), (41457, 450619), (54213, 344591), (79521, 234923), (103989, 179647)]