20210257428

素因数分解:

$2^2\times 3^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{1325089}}^1$

素因数の和:1325168

約数の個数: 48

約数和(自身を含む): 49865786880

約数和(自身を除く): 29655529452

約数列:

[1, 2, 3, 4, 6, 12, 31, 41, 62, 82, 93, 123, 124, 164, 186, 246, 372, 492, 1271, 2542, 3813, 5084, 7626, 15252, 1325089, 2650178, 3975267, 5300356, 7950534, 15901068, 41077759, 54328649, 82155518, 108657298, 123233277, 162985947, 164311036, 217314596, 246466554, 325971894, 492933108, 651943788, 1684188119, 3368376238, 5052564357, 6736752476, 10105128714, 20210257428]

約数ペア:

[(1, 20210257428), (2, 10105128714), (3, 6736752476), (4, 5052564357), (6, 3368376238), (12, 1684188119), (31, 651943788), (41, 492933108), (62, 325971894), (82, 246466554), (93, 217314596), (123, 164311036), (124, 162985947), (164, 123233277), (186, 108657298), (246, 82155518), (372, 54328649), (492, 41077759), (1271, 15901068), (2542, 7950534), (3813, 5300356), (5084, 3975267), (7626, 2650178), (15252, 1325089)]