19947108

素因数分解:

$2^2\times 3^1\times {\mathrm{131}}^1\times {\mathrm{12689}}^1$

素因数の和:12827

約数の個数: 24

約数和(自身を含む): 46902240

約数和(自身を除く): 26955132

約数列:

[1, 2, 3, 4, 6, 12, 131, 262, 393, 524, 786, 1572, 12689, 25378, 38067, 50756, 76134, 152268, 1662259, 3324518, 4986777, 6649036, 9973554, 19947108]

約数ペア:

[(1, 19947108), (2, 9973554), (3, 6649036), (4, 4986777), (6, 3324518), (12, 1662259), (131, 152268), (262, 76134), (393, 50756), (524, 38067), (786, 25378), (1572, 12689)]