20907168

素因数分解:

$2^5\times 3^1\times {\mathrm{89}}^1\times {\mathrm{2447}}^1$

素因数の和:2549

約数の個数: 48

約数和(自身を含む): 55520640

約数和(自身を除く): 34613472

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 48, 89, 96, 178, 267, 356, 534, 712, 1068, 1424, 2136, 2447, 2848, 4272, 4894, 7341, 8544, 9788, 14682, 19576, 29364, 39152, 58728, 78304, 117456, 217783, 234912, 435566, 653349, 871132, 1306698, 1742264, 2613396, 3484528, 5226792, 6969056, 10453584, 20907168]

約数ペア:

[(1, 20907168), (2, 10453584), (3, 6969056), (4, 5226792), (6, 3484528), (8, 2613396), (12, 1742264), (16, 1306698), (24, 871132), (32, 653349), (48, 435566), (89, 234912), (96, 217783), (178, 117456), (267, 78304), (356, 58728), (534, 39152), (712, 29364), (1068, 19576), (1424, 14682), (2136, 9788), (2447, 8544), (2848, 7341), (4272, 4894)]