20489568

素因数分解:

$2^5\times 3^1\times {\mathrm{11}}^1\times {\mathrm{19403}}^1$

素因数の和:19427

約数の個数: 48

約数和(自身を含む): 58677696

約数和(自身を除く): 38188128

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 16, 22, 24, 32, 33, 44, 48, 66, 88, 96, 132, 176, 264, 352, 528, 1056, 19403, 38806, 58209, 77612, 116418, 155224, 213433, 232836, 310448, 426866, 465672, 620896, 640299, 853732, 931344, 1280598, 1707464, 1862688, 2561196, 3414928, 5122392, 6829856, 10244784, 20489568]

約数ペア:

[(1, 20489568), (2, 10244784), (3, 6829856), (4, 5122392), (6, 3414928), (8, 2561196), (11, 1862688), (12, 1707464), (16, 1280598), (22, 931344), (24, 853732), (32, 640299), (33, 620896), (44, 465672), (48, 426866), (66, 310448), (88, 232836), (96, 213433), (132, 155224), (176, 116418), (264, 77612), (352, 58209), (528, 38806), (1056, 19403)]