2787604

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{853}}^1$

素因数の和:919

約数の個数: 24

約数和(自身を含む): 5260640

約数和(自身を除く): 2473036

約数列:

[1, 2, 4, 19, 38, 43, 76, 86, 172, 817, 853, 1634, 1706, 3268, 3412, 16207, 32414, 36679, 64828, 73358, 146716, 696901, 1393802, 2787604]

約数ペア:

[(1, 2787604), (2, 1393802), (4, 696901), (19, 146716), (38, 73358), (43, 64828), (76, 36679), (86, 32414), (172, 16207), (817, 3412), (853, 3268), (1634, 1706)]