128572924

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{39343}}^1$

素因数の和:39409

約数の個数: 24

約数和(自身を含む): 242359040

約数和(自身を除く): 113786116

約数列:

[1, 2, 4, 19, 38, 43, 76, 86, 172, 817, 1634, 3268, 39343, 78686, 157372, 747517, 1495034, 1691749, 2990068, 3383498, 6766996, 32143231, 64286462, 128572924]

約数ペア:

[(1, 128572924), (2, 64286462), (4, 32143231), (19, 6766996), (38, 3383498), (43, 2990068), (76, 1691749), (86, 1495034), (172, 747517), (817, 157372), (1634, 78686), (3268, 39343)]