31991706

素因数分解:

$2^1\times 3^3\times {\mathrm{19}}^1\times {\mathrm{31181}}^1$

素因数の和:31211

約数の個数: 32

約数和(自身を含む): 74836800

約数和(自身を除く): 42845094

約数列:

[1, 2, 3, 6, 9, 18, 19, 27, 38, 54, 57, 114, 171, 342, 513, 1026, 31181, 62362, 93543, 187086, 280629, 561258, 592439, 841887, 1184878, 1683774, 1777317, 3554634, 5331951, 10663902, 15995853, 31991706]

約数ペア:

[(1, 31991706), (2, 15995853), (3, 10663902), (6, 5331951), (9, 3554634), (18, 1777317), (19, 1683774), (27, 1184878), (38, 841887), (54, 592439), (57, 561258), (114, 280629), (171, 187086), (342, 93543), (513, 62362), (1026, 31181)]