20194433216

素因数分解:

$2^6\times {\mathrm{89}}^1\times {\mathrm{641}}^1\times {\mathrm{5531}}^1$

素因数の和:6273

約数の個数: 56

約数和(自身を含む): 40594147920

約数和(自身を除く): 20399714704

約数列:

[1, 2, 4, 8, 16, 32, 64, 89, 178, 356, 641, 712, 1282, 1424, 2564, 2848, 5128, 5531, 5696, 10256, 11062, 20512, 22124, 41024, 44248, 57049, 88496, 114098, 176992, 228196, 353984, 456392, 492259, 912784, 984518, 1825568, 1969036, 3545371, 3651136, 3938072, 7090742, 7876144, 14181484, 15752288, 28362968, 31504576, 56725936, 113451872, 226903744, 315538019, 631076038, 1262152076, 2524304152, 5048608304, 10097216608, 20194433216]

約数ペア:

[(1, 20194433216), (2, 10097216608), (4, 5048608304), (8, 2524304152), (16, 1262152076), (32, 631076038), (64, 315538019), (89, 226903744), (178, 113451872), (356, 56725936), (641, 31504576), (712, 28362968), (1282, 15752288), (1424, 14181484), (2564, 7876144), (2848, 7090742), (5128, 3938072), (5531, 3651136), (5696, 3545371), (10256, 1969036), (11062, 1825568), (20512, 984518), (22124, 912784), (41024, 492259), (44248, 456392), (57049, 353984), (88496, 228196), (114098, 176992)]