19931488

素因数分解:

$2^5\times {\mathrm{139}}^1\times {\mathrm{4481}}^1$

素因数の和:4630

約数の個数: 24

約数和(自身を含む): 39531240

約数和(自身を除く): 19599752

約数列:

[1, 2, 4, 8, 16, 32, 139, 278, 556, 1112, 2224, 4448, 4481, 8962, 17924, 35848, 71696, 143392, 622859, 1245718, 2491436, 4982872, 9965744, 19931488]

約数ペア:

[(1, 19931488), (2, 9965744), (4, 4982872), (8, 2491436), (16, 1245718), (32, 622859), (139, 143392), (278, 71696), (556, 35848), (1112, 17924), (2224, 8962), (4448, 4481)]