20298119

素因数分解:

${\mathrm{17}}^1\times {\mathrm{67}}^1\times {\mathrm{71}}^1\times {\mathrm{251}}^1$

素因数の和:406

約数の個数: 16

約数和(自身を含む): 22208256

約数和(自身を除く): 1910137

約数列:

[1, 17, 67, 71, 251, 1139, 1207, 4267, 4757, 16817, 17821, 80869, 285889, 302957, 1194007, 20298119]

約数ペア:

[(1, 20298119), (17, 1194007), (67, 302957), (71, 285889), (251, 80869), (1139, 17821), (1207, 16817), (4267, 4757)]