1813304090

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^2\times {\mathrm{1072961}}^1$

素因数の和:1072994

約数の個数: 24

約数和(自身を含む): 3534336828

約数和(自身を除く): 1721032738

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 169, 338, 845, 1690, 1072961, 2145922, 5364805, 10729610, 13948493, 27896986, 69742465, 139484930, 181330409, 362660818, 906652045, 1813304090]

約数ペア:

[(1, 1813304090), (2, 906652045), (5, 362660818), (10, 181330409), (13, 139484930), (26, 69742465), (65, 27896986), (130, 13948493), (169, 10729610), (338, 5364805), (845, 2145922), (1690, 1072961)]