19619342

素因数分解:

$2^1\times {\mathrm{31}}^1\times {\mathrm{67}}^1\times {\mathrm{4723}}^1$

素因数の和:4823

約数の個数: 16

約数和(自身を含む): 30838272

約数和(自身を除く): 11218930

約数列:

[1, 2, 31, 62, 67, 134, 2077, 4154, 4723, 9446, 146413, 292826, 316441, 632882, 9809671, 19619342]

約数ペア:

[(1, 19619342), (2, 9809671), (31, 632882), (62, 316441), (67, 292826), (134, 146413), (2077, 9446), (4154, 4723)]