20749446

素因数分解:

$2^1\times 3^4\times {\mathrm{349}}^1\times {\mathrm{367}}^1$

素因数の和:730

約数の個数: 40

約数和(自身を含む): 46754400

約数和(自身を除く): 26004954

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 81, 162, 349, 367, 698, 734, 1047, 1101, 2094, 2202, 3141, 3303, 6282, 6606, 9423, 9909, 18846, 19818, 28269, 29727, 56538, 59454, 128083, 256166, 384249, 768498, 1152747, 2305494, 3458241, 6916482, 10374723, 20749446]

約数ペア:

[(1, 20749446), (2, 10374723), (3, 6916482), (6, 3458241), (9, 2305494), (18, 1152747), (27, 768498), (54, 384249), (81, 256166), (162, 128083), (349, 59454), (367, 56538), (698, 29727), (734, 28269), (1047, 19818), (1101, 18846), (2094, 9909), (2202, 9423), (3141, 6606), (3303, 6282)]