31443328

素因数分解:

$2^7\times 7^1\times {\mathrm{19}}^1\times {\mathrm{1847}}^1$

素因数の和:1887

約数の個数: 64

約数和(自身を含む): 75398400

約数和(自身を除く): 43955072

約数列:

[1, 2, 4, 7, 8, 14, 16, 19, 28, 32, 38, 56, 64, 76, 112, 128, 133, 152, 224, 266, 304, 448, 532, 608, 896, 1064, 1216, 1847, 2128, 2432, 3694, 4256, 7388, 8512, 12929, 14776, 17024, 25858, 29552, 35093, 51716, 59104, 70186, 103432, 118208, 140372, 206864, 236416, 245651, 280744, 413728, 491302, 561488, 827456, 982604, 1122976, 1654912, 1965208, 2245952, 3930416, 4491904, 7860832, 15721664, 31443328]

約数ペア:

[(1, 31443328), (2, 15721664), (4, 7860832), (7, 4491904), (8, 3930416), (14, 2245952), (16, 1965208), (19, 1654912), (28, 1122976), (32, 982604), (38, 827456), (56, 561488), (64, 491302), (76, 413728), (112, 280744), (128, 245651), (133, 236416), (152, 206864), (224, 140372), (266, 118208), (304, 103432), (448, 70186), (532, 59104), (608, 51716), (896, 35093), (1064, 29552), (1216, 25858), (1847, 17024), (2128, 14776), (2432, 12929), (3694, 8512), (4256, 7388)]