20118496

素因数分解:

$2^5\times {\mathrm{43}}^1\times {\mathrm{14621}}^1$

素因数の和:14674

約数の個数: 24

約数和(自身を含む): 40532184

約数和(自身を除く): 20413688

約数列:

[1, 2, 4, 8, 16, 32, 43, 86, 172, 344, 688, 1376, 14621, 29242, 58484, 116968, 233936, 467872, 628703, 1257406, 2514812, 5029624, 10059248, 20118496]

約数ペア:

[(1, 20118496), (2, 10059248), (4, 5029624), (8, 2514812), (16, 1257406), (32, 628703), (43, 467872), (86, 233936), (172, 116968), (344, 58484), (688, 29242), (1376, 14621)]