25218738

素因数分解:

$2^1\times 3^2\times {\mathrm{19}}^2\times {\mathrm{3881}}^1$

素因数の和:3927

約数の個数: 36

約数和(自身を含む): 57682638

約数和(自身を除く): 32463900

約数列:

[1, 2, 3, 6, 9, 18, 19, 38, 57, 114, 171, 342, 361, 722, 1083, 2166, 3249, 3881, 6498, 7762, 11643, 23286, 34929, 69858, 73739, 147478, 221217, 442434, 663651, 1327302, 1401041, 2802082, 4203123, 8406246, 12609369, 25218738]

約数ペア:

[(1, 25218738), (2, 12609369), (3, 8406246), (6, 4203123), (9, 2802082), (18, 1401041), (19, 1327302), (38, 663651), (57, 442434), (114, 221217), (171, 147478), (342, 73739), (361, 69858), (722, 34929), (1083, 23286), (2166, 11643), (3249, 7762), (3881, 6498)]