19928908

素因数分解:

$2^2\times {\mathrm{31}}^1\times {\mathrm{173}}^1\times {\mathrm{929}}^1$

素因数の和:1137

約数の個数: 24

約数和(自身を含む): 36247680

約数和(自身を除く): 16318772

約数列:

[1, 2, 4, 31, 62, 124, 173, 346, 692, 929, 1858, 3716, 5363, 10726, 21452, 28799, 57598, 115196, 160717, 321434, 642868, 4982227, 9964454, 19928908]

約数ペア:

[(1, 19928908), (2, 9964454), (4, 4982227), (31, 642868), (62, 321434), (124, 160717), (173, 115196), (346, 57598), (692, 28799), (929, 21452), (1858, 10726), (3716, 5363)]