20205456

素因数分解:

$2^4\times 3^1\times {\mathrm{41}}^1\times {\mathrm{10267}}^1$

素因数の和:10319

約数の個数: 40

約数和(自身を含む): 53475744

約数和(自身を除く): 33270288

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 41, 48, 82, 123, 164, 246, 328, 492, 656, 984, 1968, 10267, 20534, 30801, 41068, 61602, 82136, 123204, 164272, 246408, 420947, 492816, 841894, 1262841, 1683788, 2525682, 3367576, 5051364, 6735152, 10102728, 20205456]

約数ペア:

[(1, 20205456), (2, 10102728), (3, 6735152), (4, 5051364), (6, 3367576), (8, 2525682), (12, 1683788), (16, 1262841), (24, 841894), (41, 492816), (48, 420947), (82, 246408), (123, 164272), (164, 123204), (246, 82136), (328, 61602), (492, 41068), (656, 30801), (984, 20534), (1968, 10267)]