20194394090

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{1747}}^1\times {\mathrm{88919}}^1$

素因数の和:90686

約数の個数: 32

約数和(自身を含む): 39168904320

約数和(自身を除く): 18974510230

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 1747, 3494, 8735, 17470, 22711, 45422, 88919, 113555, 177838, 227110, 444595, 889190, 1155947, 2311894, 5779735, 11559470, 155341493, 310682986, 776707465, 1553414930, 2019439409, 4038878818, 10097197045, 20194394090]

約数ペア:

[(1, 20194394090), (2, 10097197045), (5, 4038878818), (10, 2019439409), (13, 1553414930), (26, 776707465), (65, 310682986), (130, 155341493), (1747, 11559470), (3494, 5779735), (8735, 2311894), (17470, 1155947), (22711, 889190), (45422, 444595), (88919, 227110), (113555, 177838)]