18778450928

素因数分解:

$2^4\times {\mathrm{149}}^1\times {\mathrm{769}}^1\times {\mathrm{10243}}^1$

素因数の和:11169

約数の個数: 40

約数和(自身を含む): 36678642000

約数和(自身を除く): 17900191072

約数列:

[1, 2, 4, 8, 16, 149, 298, 596, 769, 1192, 1538, 2384, 3076, 6152, 10243, 12304, 20486, 40972, 81944, 114581, 163888, 229162, 458324, 916648, 1526207, 1833296, 3052414, 6104828, 7876867, 12209656, 15753734, 24419312, 31507468, 63014936, 126029872, 1173653183, 2347306366, 4694612732, 9389225464, 18778450928]

約数ペア:

[(1, 18778450928), (2, 9389225464), (4, 4694612732), (8, 2347306366), (16, 1173653183), (149, 126029872), (298, 63014936), (596, 31507468), (769, 24419312), (1192, 15753734), (1538, 12209656), (2384, 7876867), (3076, 6104828), (6152, 3052414), (10243, 1833296), (12304, 1526207), (20486, 916648), (40972, 458324), (81944, 229162), (114581, 163888)]