18945504

素因数分解:

$2^5\times 3^2\times {\mathrm{157}}^1\times {\mathrm{419}}^1$

素因数の和:592

約数の個数: 72

約数和(自身を含む): 54348840

約数和(自身を除く): 35403336

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 48, 72, 96, 144, 157, 288, 314, 419, 471, 628, 838, 942, 1256, 1257, 1413, 1676, 1884, 2512, 2514, 2826, 3352, 3768, 3771, 5024, 5028, 5652, 6704, 7536, 7542, 10056, 11304, 13408, 15072, 15084, 20112, 22608, 30168, 40224, 45216, 60336, 65783, 120672, 131566, 197349, 263132, 394698, 526264, 592047, 789396, 1052528, 1184094, 1578792, 2105056, 2368188, 3157584, 4736376, 6315168, 9472752, 18945504]

約数ペア:

[(1, 18945504), (2, 9472752), (3, 6315168), (4, 4736376), (6, 3157584), (8, 2368188), (9, 2105056), (12, 1578792), (16, 1184094), (18, 1052528), (24, 789396), (32, 592047), (36, 526264), (48, 394698), (72, 263132), (96, 197349), (144, 131566), (157, 120672), (288, 65783), (314, 60336), (419, 45216), (471, 40224), (628, 30168), (838, 22608), (942, 20112), (1256, 15084), (1257, 15072), (1413, 13408), (1676, 11304), (1884, 10056), (2512, 7542), (2514, 7536), (2826, 6704), (3352, 5652), (3768, 5028), (3771, 5024)]