20120253756

素因数分解:

$2^2\times 3^1\times {\mathrm{19}}^1\times {\mathrm{109}}^1\times {\mathrm{809603}}^1$

素因数の和:809738

約数の個数: 48

約数和(自身を含む): 49871606400

約数和(自身を除く): 29751352644

約数列:

[1, 2, 3, 4, 6, 12, 19, 38, 57, 76, 109, 114, 218, 228, 327, 436, 654, 1308, 2071, 4142, 6213, 8284, 12426, 24852, 809603, 1619206, 2428809, 3238412, 4857618, 9715236, 15382457, 30764914, 46147371, 61529828, 88246727, 92294742, 176493454, 184589484, 264740181, 352986908, 529480362, 1058960724, 1676687813, 3353375626, 5030063439, 6706751252, 10060126878, 20120253756]

約数ペア:

[(1, 20120253756), (2, 10060126878), (3, 6706751252), (4, 5030063439), (6, 3353375626), (12, 1676687813), (19, 1058960724), (38, 529480362), (57, 352986908), (76, 264740181), (109, 184589484), (114, 176493454), (218, 92294742), (228, 88246727), (327, 61529828), (436, 46147371), (654, 30764914), (1308, 15382457), (2071, 9715236), (4142, 4857618), (6213, 3238412), (8284, 2428809), (12426, 1619206), (24852, 809603)]