20524296

素因数分解:

$2^3\times 3^1\times {\mathrm{13}}^1\times {\mathrm{157}}^1\times {\mathrm{419}}^1$

素因数の和:598

約数の個数: 64

約数和(自身を含む): 55742400

約数和(自身を除く): 35218104

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 24, 26, 39, 52, 78, 104, 156, 157, 312, 314, 419, 471, 628, 838, 942, 1256, 1257, 1676, 1884, 2041, 2514, 3352, 3768, 4082, 5028, 5447, 6123, 8164, 10056, 10894, 12246, 16328, 16341, 21788, 24492, 32682, 43576, 48984, 65364, 65783, 130728, 131566, 197349, 263132, 394698, 526264, 789396, 855179, 1578792, 1710358, 2565537, 3420716, 5131074, 6841432, 10262148, 20524296]

約数ペア:

[(1, 20524296), (2, 10262148), (3, 6841432), (4, 5131074), (6, 3420716), (8, 2565537), (12, 1710358), (13, 1578792), (24, 855179), (26, 789396), (39, 526264), (52, 394698), (78, 263132), (104, 197349), (156, 131566), (157, 130728), (312, 65783), (314, 65364), (419, 48984), (471, 43576), (628, 32682), (838, 24492), (942, 21788), (1256, 16341), (1257, 16328), (1676, 12246), (1884, 10894), (2041, 10056), (2514, 8164), (3352, 6123), (3768, 5447), (4082, 5028)]