19489588

素因数分解:

$2^2\times {\mathrm{59}}^1\times {\mathrm{269}}^1\times {\mathrm{307}}^1$

素因数の和:639

約数の個数: 24

約数和(自身を含む): 34927200

約数和(自身を除く): 15437612

約数列:

[1, 2, 4, 59, 118, 236, 269, 307, 538, 614, 1076, 1228, 15871, 18113, 31742, 36226, 63484, 72452, 82583, 165166, 330332, 4872397, 9744794, 19489588]

約数ペア:

[(1, 19489588), (2, 9744794), (4, 4872397), (59, 330332), (118, 165166), (236, 82583), (269, 72452), (307, 63484), (538, 36226), (614, 31742), (1076, 18113), (1228, 15871)]