20165708864

素因数分解:

$2^6\times 7^1\times {\mathrm{1787}}^1\times {\mathrm{25189}}^1$

素因数の和:26995

約数の個数: 56

約数和(自身を含む): 45760355520

約数和(自身を除く): 25594646656

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 112, 224, 448, 1787, 3574, 7148, 12509, 14296, 25018, 25189, 28592, 50036, 50378, 57184, 100072, 100756, 114368, 176323, 200144, 201512, 352646, 400288, 403024, 705292, 800576, 806048, 1410584, 1612096, 2821168, 5642336, 11284672, 45012743, 90025486, 180050972, 315089201, 360101944, 630178402, 720203888, 1260356804, 1440407776, 2520713608, 2880815552, 5041427216, 10082854432, 20165708864]

約数ペア:

[(1, 20165708864), (2, 10082854432), (4, 5041427216), (7, 2880815552), (8, 2520713608), (14, 1440407776), (16, 1260356804), (28, 720203888), (32, 630178402), (56, 360101944), (64, 315089201), (112, 180050972), (224, 90025486), (448, 45012743), (1787, 11284672), (3574, 5642336), (7148, 2821168), (12509, 1612096), (14296, 1410584), (25018, 806048), (25189, 800576), (28592, 705292), (50036, 403024), (50378, 400288), (57184, 352646), (100072, 201512), (100756, 200144), (114368, 176323)]