20101299

素因数分解:

$3^1\times {\mathrm{31}}^1\times {\mathrm{331}}^1\times {\mathrm{653}}^1$

素因数の和:1018

約数の個数: 16

約数和(自身を含む): 27792384

約数和(自身を除く): 7691085

約数列:

[1, 3, 31, 93, 331, 653, 993, 1959, 10261, 20243, 30783, 60729, 216143, 648429, 6700433, 20101299]

約数ペア:

[(1, 20101299), (3, 6700433), (31, 648429), (93, 216143), (331, 60729), (653, 30783), (993, 20243), (1959, 10261)]