20778688

素因数分解:

$2^6\times 7^1\times {\mathrm{46381}}^1$

素因数の和:46400

約数の個数: 28

約数和(自身を含む): 47124112

約数和(自身を除く): 26345424

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 112, 224, 448, 46381, 92762, 185524, 324667, 371048, 649334, 742096, 1298668, 1484192, 2597336, 2968384, 5194672, 10389344, 20778688]

約数ペア:

[(1, 20778688), (2, 10389344), (4, 5194672), (7, 2968384), (8, 2597336), (14, 1484192), (16, 1298668), (28, 742096), (32, 649334), (56, 371048), (64, 324667), (112, 185524), (224, 92762), (448, 46381)]