19542352

素因数分解:

$2^4\times {\mathrm{271}}^1\times {\mathrm{4507}}^1$

素因数の和:4786

約数の個数: 20

約数和(自身を含む): 38011456

約数和(自身を除く): 18469104

約数列:

[1, 2, 4, 8, 16, 271, 542, 1084, 2168, 4336, 4507, 9014, 18028, 36056, 72112, 1221397, 2442794, 4885588, 9771176, 19542352]

約数ペア:

[(1, 19542352), (2, 9771176), (4, 4885588), (8, 2442794), (16, 1221397), (271, 72112), (542, 36056), (1084, 18028), (2168, 9014), (4336, 4507)]