19977101183

素因数分解:

${\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{743}}^1\times {\mathrm{121661}}^1$

素因数の和:122434

約数の個数: 16

約数和(自身を含む): 22810165056

約数和(自身を除く): 2833063873

約数列:

[1, 13, 17, 221, 743, 9659, 12631, 121661, 164203, 1581593, 2068237, 26887081, 90394123, 1175123599, 1536700091, 19977101183]

約数ペア:

[(1, 19977101183), (13, 1536700091), (17, 1175123599), (221, 90394123), (743, 26887081), (9659, 2068237), (12631, 1581593), (121661, 164203)]