20156986070

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{1049}}^1\times {\mathrm{147811}}^1$

素因数の和:148880

約数の個数: 32

約数和(自身を含む): 39111055200

約数和(自身を除く): 18954069130

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 1049, 2098, 5245, 10490, 13637, 27274, 68185, 136370, 147811, 295622, 739055, 1478110, 1921543, 3843086, 9607715, 19215430, 155053739, 310107478, 775268695, 1550537390, 2015698607, 4031397214, 10078493035, 20156986070]

約数ペア:

[(1, 20156986070), (2, 10078493035), (5, 4031397214), (10, 2015698607), (13, 1550537390), (26, 775268695), (65, 310107478), (130, 155053739), (1049, 19215430), (2098, 9607715), (5245, 3843086), (10490, 1921543), (13637, 1478110), (27274, 739055), (68185, 295622), (136370, 147811)]