18919632

素因数分解:

$2^4\times 3^1\times {\mathrm{613}}^1\times {\mathrm{643}}^1$

素因数の和:1267

約数の個数: 40

約数和(自身を含む): 49031584

約数和(自身を除く): 30111952

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 613, 643, 1226, 1286, 1839, 1929, 2452, 2572, 3678, 3858, 4904, 5144, 7356, 7716, 9808, 10288, 14712, 15432, 29424, 30864, 394159, 788318, 1182477, 1576636, 2364954, 3153272, 4729908, 6306544, 9459816, 18919632]

約数ペア:

[(1, 18919632), (2, 9459816), (3, 6306544), (4, 4729908), (6, 3153272), (8, 2364954), (12, 1576636), (16, 1182477), (24, 788318), (48, 394159), (613, 30864), (643, 29424), (1226, 15432), (1286, 14712), (1839, 10288), (1929, 9808), (2452, 7716), (2572, 7356), (3678, 5144), (3858, 4904)]