20263958

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{70853}}^1$

素因数の和:70879

約数の個数: 16

約数和(自身を含む): 35710416

約数和(自身を除く): 15446458

約数列:

[1, 2, 11, 13, 22, 26, 143, 286, 70853, 141706, 779383, 921089, 1558766, 1842178, 10131979, 20263958]

約数ペア:

[(1, 20263958), (2, 10131979), (11, 1842178), (13, 1558766), (22, 921089), (26, 779383), (143, 141706), (286, 70853)]