20756856

素因数分解:

$2^3\times 3^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{1213}}^1$

素因数の和:1276

約数の個数: 64

約数和(自身を含む): 55941120

約数和(自身を除く): 35184264

約数列:

[1, 2, 3, 4, 6, 8, 12, 23, 24, 31, 46, 62, 69, 92, 93, 124, 138, 184, 186, 248, 276, 372, 552, 713, 744, 1213, 1426, 2139, 2426, 2852, 3639, 4278, 4852, 5704, 7278, 8556, 9704, 14556, 17112, 27899, 29112, 37603, 55798, 75206, 83697, 111596, 112809, 150412, 167394, 223192, 225618, 300824, 334788, 451236, 669576, 864869, 902472, 1729738, 2594607, 3459476, 5189214, 6918952, 10378428, 20756856]

約数ペア:

[(1, 20756856), (2, 10378428), (3, 6918952), (4, 5189214), (6, 3459476), (8, 2594607), (12, 1729738), (23, 902472), (24, 864869), (31, 669576), (46, 451236), (62, 334788), (69, 300824), (92, 225618), (93, 223192), (124, 167394), (138, 150412), (184, 112809), (186, 111596), (248, 83697), (276, 75206), (372, 55798), (552, 37603), (713, 29112), (744, 27899), (1213, 17112), (1426, 14556), (2139, 9704), (2426, 8556), (2852, 7278), (3639, 5704), (4278, 4852)]