30811878

素因数分解:

$2^1\times 3^2\times {\mathrm{157}}^1\times {\mathrm{10903}}^1$

素因数の和:11068

約数の個数: 24

約数和(自身を含む): 67190448

約数和(自身を除く): 36378570

約数列:

[1, 2, 3, 6, 9, 18, 157, 314, 471, 942, 1413, 2826, 10903, 21806, 32709, 65418, 98127, 196254, 1711771, 3423542, 5135313, 10270626, 15405939, 30811878]

約数ペア:

[(1, 30811878), (2, 15405939), (3, 10270626), (6, 5135313), (9, 3423542), (18, 1711771), (157, 196254), (314, 98127), (471, 65418), (942, 32709), (1413, 21806), (2826, 10903)]