20785898

素因数分解:

$2^1\times 7^2\times {\mathrm{113}}^1\times {\mathrm{1877}}^1$

素因数の和:2006

約数の個数: 24

約数和(自身を含む): 36609732

約数和(自身を除く): 15823834

約数列:

[1, 2, 7, 14, 49, 98, 113, 226, 791, 1582, 1877, 3754, 5537, 11074, 13139, 26278, 91973, 183946, 212101, 424202, 1484707, 2969414, 10392949, 20785898]

約数ペア:

[(1, 20785898), (2, 10392949), (7, 2969414), (14, 1484707), (49, 424202), (98, 212101), (113, 183946), (226, 91973), (791, 26278), (1582, 13139), (1877, 11074), (3754, 5537)]