19789198

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{69193}}^1$

素因数の和:69219

約数の個数: 16

約数和(自身を含む): 34873776

約数和(自身を除く): 15084578

約数列:

[1, 2, 11, 13, 22, 26, 143, 286, 69193, 138386, 761123, 899509, 1522246, 1799018, 9894599, 19789198]

約数ペア:

[(1, 19789198), (2, 9894599), (11, 1799018), (13, 1522246), (22, 899509), (26, 761123), (143, 138386), (286, 69193)]