17999930

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{138461}}^1$

素因数の和:138481

約数の個数: 16

約数和(自身を含む): 34892424

約数和(自身を除く): 16892494

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 138461, 276922, 692305, 1384610, 1799993, 3599986, 8999965, 17999930]

約数ペア:

[(1, 17999930), (2, 8999965), (5, 3599986), (10, 1799993), (13, 1384610), (26, 692305), (65, 276922), (130, 138461)]