19984522

素因数分解:

$2^1\times {\mathrm{31}}^1\times {\mathrm{97}}^1\times {\mathrm{3323}}^1$

素因数の和:3453

約数の個数: 16

約数和(自身を含む): 31272192

約数和(自身を除く): 11287670

約数列:

[1, 2, 31, 62, 97, 194, 3007, 3323, 6014, 6646, 103013, 206026, 322331, 644662, 9992261, 19984522]

約数ペア:

[(1, 19984522), (2, 9992261), (31, 644662), (62, 322331), (97, 206026), (194, 103013), (3007, 6646), (3323, 6014)]