19005680168

素因数分解:

$2^3\times {\mathrm{131}}^1\times {\mathrm{139}}^1\times {\mathrm{130469}}^1$

素因数の和:130745

約数の個数: 32

約数和(自身を含む): 36166284000

約数和(自身を除く): 17160603832

約数列:

[1, 2, 4, 8, 131, 139, 262, 278, 524, 556, 1048, 1112, 18209, 36418, 72836, 130469, 145672, 260938, 521876, 1043752, 17091439, 18135191, 34182878, 36270382, 68365756, 72540764, 136731512, 145081528, 2375710021, 4751420042, 9502840084, 19005680168]

約数ペア:

[(1, 19005680168), (2, 9502840084), (4, 4751420042), (8, 2375710021), (131, 145081528), (139, 136731512), (262, 72540764), (278, 68365756), (524, 36270382), (556, 34182878), (1048, 18135191), (1112, 17091439), (18209, 1043752), (36418, 521876), (72836, 260938), (130469, 145672)]