20886272

素因数分解:

$2^8\times {\mathrm{11}}^1\times {\mathrm{7417}}^1$

素因数の和:7444

約数の個数: 36

約数和(自身を含む): 45487176

約数和(自身を除く): 24600904

約数列:

[1, 2, 4, 8, 11, 16, 22, 32, 44, 64, 88, 128, 176, 256, 352, 704, 1408, 2816, 7417, 14834, 29668, 59336, 81587, 118672, 163174, 237344, 326348, 474688, 652696, 949376, 1305392, 1898752, 2610784, 5221568, 10443136, 20886272]

約数ペア:

[(1, 20886272), (2, 10443136), (4, 5221568), (8, 2610784), (11, 1898752), (16, 1305392), (22, 949376), (32, 652696), (44, 474688), (64, 326348), (88, 237344), (128, 163174), (176, 118672), (256, 81587), (352, 59336), (704, 29668), (1408, 14834), (2816, 7417)]