20751112

素因数分解:

$2^3\times {\mathrm{43}}^1\times {\mathrm{179}}^1\times {\mathrm{337}}^1$

素因数の和:565

約数の個数: 32

約数和(自身を含む): 40154400

約数和(自身を除く): 19403288

約数列:

[1, 2, 4, 8, 43, 86, 172, 179, 337, 344, 358, 674, 716, 1348, 1432, 2696, 7697, 14491, 15394, 28982, 30788, 57964, 60323, 61576, 115928, 120646, 241292, 482584, 2593889, 5187778, 10375556, 20751112]

約数ペア:

[(1, 20751112), (2, 10375556), (4, 5187778), (8, 2593889), (43, 482584), (86, 241292), (172, 120646), (179, 115928), (337, 61576), (344, 60323), (358, 57964), (674, 30788), (716, 28982), (1348, 15394), (1432, 14491), (2696, 7697)]