18887470

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{6581}}^1$

素因数の和:6636

約数の個数: 32

約数和(自身を含む): 39807936

約数和(自身を除く): 20920466

約数列:

[1, 2, 5, 7, 10, 14, 35, 41, 70, 82, 205, 287, 410, 574, 1435, 2870, 6581, 13162, 32905, 46067, 65810, 92134, 230335, 269821, 460670, 539642, 1349105, 1888747, 2698210, 3777494, 9443735, 18887470]

約数ペア:

[(1, 18887470), (2, 9443735), (5, 3777494), (7, 2698210), (10, 1888747), (14, 1349105), (35, 539642), (41, 460670), (70, 269821), (82, 230335), (205, 92134), (287, 65810), (410, 46067), (574, 32905), (1435, 13162), (2870, 6581)]