20739768

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{3011}}^1$

素因数の和:3068

約数の個数: 64

約数和(自身を含む): 60721920

約数和(自身を除く): 39982152

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 41, 42, 56, 82, 84, 123, 164, 168, 246, 287, 328, 492, 574, 861, 984, 1148, 1722, 2296, 3011, 3444, 6022, 6888, 9033, 12044, 18066, 21077, 24088, 36132, 42154, 63231, 72264, 84308, 123451, 126462, 168616, 246902, 252924, 370353, 493804, 505848, 740706, 864157, 987608, 1481412, 1728314, 2592471, 2962824, 3456628, 5184942, 6913256, 10369884, 20739768]

約数ペア:

[(1, 20739768), (2, 10369884), (3, 6913256), (4, 5184942), (6, 3456628), (7, 2962824), (8, 2592471), (12, 1728314), (14, 1481412), (21, 987608), (24, 864157), (28, 740706), (41, 505848), (42, 493804), (56, 370353), (82, 252924), (84, 246902), (123, 168616), (164, 126462), (168, 123451), (246, 84308), (287, 72264), (328, 63231), (492, 42154), (574, 36132), (861, 24088), (984, 21077), (1148, 18066), (1722, 12044), (2296, 9033), (3011, 6888), (3444, 6022)]