187928

素因数分解:

$2^3\times {\mathrm{13}}^2\times {\mathrm{139}}^1$

素因数の和:171

約数の個数: 24

約数和(自身を含む): 384300

約数和(自身を除く): 196372

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 139, 169, 278, 338, 556, 676, 1112, 1352, 1807, 3614, 7228, 14456, 23491, 46982, 93964, 187928]

約数ペア:

[(1, 187928), (2, 93964), (4, 46982), (8, 23491), (13, 14456), (26, 7228), (52, 3614), (104, 1807), (139, 1352), (169, 1112), (278, 676), (338, 556)]