2018935784

素因数分解:

$2^3\times {\mathrm{37}}^1\times {\mathrm{53}}^1\times {\mathrm{128693}}^1$

素因数の和:128789

約数の個数: 32

約数和(自身を含む): 3961201320

約数和(自身を除く): 1942265536

約数列:

[1, 2, 4, 8, 37, 53, 74, 106, 148, 212, 296, 424, 1961, 3922, 7844, 15688, 128693, 257386, 514772, 1029544, 4761641, 6820729, 9523282, 13641458, 19046564, 27282916, 38093128, 54565832, 252366973, 504733946, 1009467892, 2018935784]

約数ペア:

[(1, 2018935784), (2, 1009467892), (4, 504733946), (8, 252366973), (37, 54565832), (53, 38093128), (74, 27282916), (106, 19046564), (148, 13641458), (212, 9523282), (296, 6820729), (424, 4761641), (1961, 1029544), (3922, 514772), (7844, 257386), (15688, 128693)]