20051036019

素因数分解:

$3^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{179}}^1\times {\mathrm{2551}}^1$

素因数の和:2801

約数の個数: 96

約数和(自身を含む): 36116720640

約数和(自身を除く): 16065684621

約数列:

[1, 3, 7, 9, 17, 21, 41, 51, 63, 119, 123, 153, 179, 287, 357, 369, 537, 697, 861, 1071, 1253, 1611, 2091, 2551, 2583, 3043, 3759, 4879, 6273, 7339, 7653, 9129, 11277, 14637, 17857, 21301, 22017, 22959, 27387, 43367, 43911, 51373, 53571, 63903, 66051, 104591, 124763, 130101, 154119, 160713, 191709, 303569, 313773, 374289, 390303, 456629, 462357, 732137, 873341, 910707, 941319, 1122867, 1369887, 1778047, 2196411, 2620023, 2732121, 3196403, 4109661, 5334141, 6589233, 7762693, 7860069, 9589209, 12446329, 16002423, 18721789, 23288079, 28767627, 37338987, 54338851, 56165367, 69864237, 112016961, 131052523, 163016553, 168496101, 318270413, 393157569, 489049659, 954811239, 1179472707, 2227892891, 2864433717, 6683678673, 20051036019]

約数ペア:

[(1, 20051036019), (3, 6683678673), (7, 2864433717), (9, 2227892891), (17, 1179472707), (21, 954811239), (41, 489049659), (51, 393157569), (63, 318270413), (119, 168496101), (123, 163016553), (153, 131052523), (179, 112016961), (287, 69864237), (357, 56165367), (369, 54338851), (537, 37338987), (697, 28767627), (861, 23288079), (1071, 18721789), (1253, 16002423), (1611, 12446329), (2091, 9589209), (2551, 7860069), (2583, 7762693), (3043, 6589233), (3759, 5334141), (4879, 4109661), (6273, 3196403), (7339, 2732121), (7653, 2620023), (9129, 2196411), (11277, 1778047), (14637, 1369887), (17857, 1122867), (21301, 941319), (22017, 910707), (22959, 873341), (27387, 732137), (43367, 462357), (43911, 456629), (51373, 390303), (53571, 374289), (63903, 313773), (66051, 303569), (104591, 191709), (124763, 160713), (130101, 154119)]