20679144

素因数分解:

$2^3\times 3^1\times {\mathrm{19}}^1\times {\mathrm{101}}^1\times {\mathrm{449}}^1$

素因数の和:578

約数の個数: 64

約数和(自身を含む): 55080000

約数和(自身を除く): 34400856

約数列:

[1, 2, 3, 4, 6, 8, 12, 19, 24, 38, 57, 76, 101, 114, 152, 202, 228, 303, 404, 449, 456, 606, 808, 898, 1212, 1347, 1796, 1919, 2424, 2694, 3592, 3838, 5388, 5757, 7676, 8531, 10776, 11514, 15352, 17062, 23028, 25593, 34124, 45349, 46056, 51186, 68248, 90698, 102372, 136047, 181396, 204744, 272094, 362792, 544188, 861631, 1088376, 1723262, 2584893, 3446524, 5169786, 6893048, 10339572, 20679144]

約数ペア:

[(1, 20679144), (2, 10339572), (3, 6893048), (4, 5169786), (6, 3446524), (8, 2584893), (12, 1723262), (19, 1088376), (24, 861631), (38, 544188), (57, 362792), (76, 272094), (101, 204744), (114, 181396), (152, 136047), (202, 102372), (228, 90698), (303, 68248), (404, 51186), (449, 46056), (456, 45349), (606, 34124), (808, 25593), (898, 23028), (1212, 17062), (1347, 15352), (1796, 11514), (1919, 10776), (2424, 8531), (2694, 7676), (3592, 5757), (3838, 5388)]