19102075

素因数分解:

$5^2\times {\mathrm{23}}^1\times {\mathrm{139}}^1\times {\mathrm{239}}^1$

素因数の和:411

約数の個数: 24

約数和(自身を含む): 24998400

約数和(自身を除く): 5896325

約数列:

[1, 5, 23, 25, 115, 139, 239, 575, 695, 1195, 3197, 3475, 5497, 5975, 15985, 27485, 33221, 79925, 137425, 166105, 764083, 830525, 3820415, 19102075]

約数ペア:

[(1, 19102075), (5, 3820415), (23, 830525), (25, 764083), (115, 166105), (139, 137425), (239, 79925), (575, 33221), (695, 27485), (1195, 15985), (3197, 5975), (3475, 5497)]