20100741

素因数分解:

$3^1\times {\mathrm{29}}^2\times {\mathrm{31}}^1\times {\mathrm{257}}^1$

素因数の和:349

約数の個数: 24

約数和(自身を含む): 28763904

約数和(自身を除く): 8663163

約数列:

[1, 3, 29, 31, 87, 93, 257, 771, 841, 899, 2523, 2697, 7453, 7967, 22359, 23901, 26071, 78213, 216137, 231043, 648411, 693129, 6700247, 20100741]

約数ペア:

[(1, 20100741), (3, 6700247), (29, 693129), (31, 648411), (87, 231043), (93, 216137), (257, 78213), (771, 26071), (841, 23901), (899, 22359), (2523, 7967), (2697, 7453)]