19951646

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{69761}}^1$

素因数の和:69787

約数の個数: 16

約数和(自身を含む): 35160048

約数和(自身を除く): 15208402

約数列:

[1, 2, 11, 13, 22, 26, 143, 286, 69761, 139522, 767371, 906893, 1534742, 1813786, 9975823, 19951646]

約数ペア:

[(1, 19951646), (2, 9975823), (11, 1813786), (13, 1534742), (22, 906893), (26, 767371), (143, 139522), (286, 69761)]