18944952

素因数分解:

$2^3\times 3^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{1481}}^1$

素因数の和:1544

約数の個数: 64

約数和(自身を含む): 52284960

約数和(自身を除く): 33340008

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 24, 26, 39, 41, 52, 78, 82, 104, 123, 156, 164, 246, 312, 328, 492, 533, 984, 1066, 1481, 1599, 2132, 2962, 3198, 4264, 4443, 5924, 6396, 8886, 11848, 12792, 17772, 19253, 35544, 38506, 57759, 60721, 77012, 115518, 121442, 154024, 182163, 231036, 242884, 364326, 462072, 485768, 728652, 789373, 1457304, 1578746, 2368119, 3157492, 4736238, 6314984, 9472476, 18944952]

約数ペア:

[(1, 18944952), (2, 9472476), (3, 6314984), (4, 4736238), (6, 3157492), (8, 2368119), (12, 1578746), (13, 1457304), (24, 789373), (26, 728652), (39, 485768), (41, 462072), (52, 364326), (78, 242884), (82, 231036), (104, 182163), (123, 154024), (156, 121442), (164, 115518), (246, 77012), (312, 60721), (328, 57759), (492, 38506), (533, 35544), (984, 19253), (1066, 17772), (1481, 12792), (1599, 11848), (2132, 8886), (2962, 6396), (3198, 5924), (4264, 4443)]