19395064

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{4337}}^1$

素因数の和:4399

約数の個数: 32

約数和(自身を含む): 40083120

約数和(自身を除く): 20688056

約数列:

[1, 2, 4, 8, 13, 26, 43, 52, 86, 104, 172, 344, 559, 1118, 2236, 4337, 4472, 8674, 17348, 34696, 56381, 112762, 186491, 225524, 372982, 451048, 745964, 1491928, 2424383, 4848766, 9697532, 19395064]

約数ペア:

[(1, 19395064), (2, 9697532), (4, 4848766), (8, 2424383), (13, 1491928), (26, 745964), (43, 451048), (52, 372982), (86, 225524), (104, 186491), (172, 112762), (344, 56381), (559, 34696), (1118, 17348), (2236, 8674), (4337, 4472)]