19542404

素因数分解:

$2^2\times 7^1\times {\mathrm{29}}^1\times {\mathrm{41}}^1\times {\mathrm{587}}^1$

素因数の和:668

約数の個数: 48

約数和(自身を含む): 41489280

約数和(自身を除く): 21946876

約数列:

[1, 2, 4, 7, 14, 28, 29, 41, 58, 82, 116, 164, 203, 287, 406, 574, 587, 812, 1148, 1174, 1189, 2348, 2378, 4109, 4756, 8218, 8323, 16436, 16646, 17023, 24067, 33292, 34046, 48134, 68092, 96268, 119161, 168469, 238322, 336938, 476644, 673876, 697943, 1395886, 2791772, 4885601, 9771202, 19542404]

約数ペア:

[(1, 19542404), (2, 9771202), (4, 4885601), (7, 2791772), (14, 1395886), (28, 697943), (29, 673876), (41, 476644), (58, 336938), (82, 238322), (116, 168469), (164, 119161), (203, 96268), (287, 68092), (406, 48134), (574, 34046), (587, 33292), (812, 24067), (1148, 17023), (1174, 16646), (1189, 16436), (2348, 8323), (2378, 8218), (4109, 4756)]