19860256

素因数分解:

$2^5\times {\mathrm{13}}^1\times {\mathrm{47741}}^1$

素因数の和:47764

約数の個数: 24

約数和(自身を含む): 42108444

約数和(自身を除く): 22248188

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 104, 208, 416, 47741, 95482, 190964, 381928, 620633, 763856, 1241266, 1527712, 2482532, 4965064, 9930128, 19860256]

約数ペア:

[(1, 19860256), (2, 9930128), (4, 4965064), (8, 2482532), (13, 1527712), (16, 1241266), (26, 763856), (32, 620633), (52, 381928), (104, 190964), (208, 95482), (416, 47741)]