12920892

素因数分解:

$2^2\times 3^1\times {\mathrm{29}}^1\times {\mathrm{107}}^1\times {\mathrm{347}}^1$

素因数の和:490

約数の個数: 48

約数和(自身を含む): 31570560

約数和(自身を除く): 18649668

約数列:

[1, 2, 3, 4, 6, 12, 29, 58, 87, 107, 116, 174, 214, 321, 347, 348, 428, 642, 694, 1041, 1284, 1388, 2082, 3103, 4164, 6206, 9309, 10063, 12412, 18618, 20126, 30189, 37129, 37236, 40252, 60378, 74258, 111387, 120756, 148516, 222774, 445548, 1076741, 2153482, 3230223, 4306964, 6460446, 12920892]

約数ペア:

[(1, 12920892), (2, 6460446), (3, 4306964), (4, 3230223), (6, 2153482), (12, 1076741), (29, 445548), (58, 222774), (87, 148516), (107, 120756), (116, 111387), (174, 74258), (214, 60378), (321, 40252), (347, 37236), (348, 37129), (428, 30189), (642, 20126), (694, 18618), (1041, 12412), (1284, 10063), (1388, 9309), (2082, 6206), (3103, 4164)]