16819556

素因数分解:

$2^2\times {\mathrm{13}}^2\times {\mathrm{139}}^1\times {\mathrm{179}}^1$

素因数の和:348

約数の個数: 36

約数和(自身を含む): 32281200

約数和(自身を除く): 15461644

約数列:

[1, 2, 4, 13, 26, 52, 139, 169, 179, 278, 338, 358, 556, 676, 716, 1807, 2327, 3614, 4654, 7228, 9308, 23491, 24881, 30251, 46982, 49762, 60502, 93964, 99524, 121004, 323453, 646906, 1293812, 4204889, 8409778, 16819556]

約数ペア:

[(1, 16819556), (2, 8409778), (4, 4204889), (13, 1293812), (26, 646906), (52, 323453), (139, 121004), (169, 99524), (179, 93964), (278, 60502), (338, 49762), (358, 46982), (556, 30251), (676, 24881), (716, 23491), (1807, 9308), (2327, 7228), (3614, 4654)]