20913802

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{151}}^1\times {\mathrm{761}}^1$

素因数の和:934

約数の個数: 32

約数和(自身を含む): 38916864

約数和(自身を除く): 18003062

約数列:

[1, 2, 7, 13, 14, 26, 91, 151, 182, 302, 761, 1057, 1522, 1963, 2114, 3926, 5327, 9893, 10654, 13741, 19786, 27482, 69251, 114911, 138502, 229822, 804377, 1493843, 1608754, 2987686, 10456901, 20913802]

約数ペア:

[(1, 20913802), (2, 10456901), (7, 2987686), (13, 1608754), (14, 1493843), (26, 804377), (91, 229822), (151, 138502), (182, 114911), (302, 69251), (761, 27482), (1057, 19786), (1522, 13741), (1963, 10654), (2114, 9893), (3926, 5327)]