20144355

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{107}}^1\times {\mathrm{163}}^1$

素因数の和:296

約数の個数: 64

約数和(自身を含む): 40808448

約数和(自身を除く): 20664093

約数列:

[1, 3, 5, 7, 11, 15, 21, 33, 35, 55, 77, 105, 107, 163, 165, 231, 321, 385, 489, 535, 749, 815, 1141, 1155, 1177, 1605, 1793, 2247, 2445, 3423, 3531, 3745, 5379, 5705, 5885, 8239, 8965, 11235, 12551, 17115, 17441, 17655, 24717, 26895, 37653, 41195, 52323, 62755, 87205, 122087, 123585, 188265, 191851, 261615, 366261, 575553, 610435, 959255, 1342957, 1831305, 2877765, 4028871, 6714785, 20144355]

約数ペア:

[(1, 20144355), (3, 6714785), (5, 4028871), (7, 2877765), (11, 1831305), (15, 1342957), (21, 959255), (33, 610435), (35, 575553), (55, 366261), (77, 261615), (105, 191851), (107, 188265), (163, 123585), (165, 122087), (231, 87205), (321, 62755), (385, 52323), (489, 41195), (535, 37653), (749, 26895), (815, 24717), (1141, 17655), (1155, 17441), (1177, 17115), (1605, 12551), (1793, 11235), (2247, 8965), (2445, 8239), (3423, 5885), (3531, 5705), (3745, 5379)]