20177031

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{829}}^1$

素因数の和:919

約数の個数: 32

約数和(自身を含む): 32934400

約数和(自身を除く): 12757369

約数列:

[1, 3, 7, 19, 21, 57, 61, 133, 183, 399, 427, 829, 1159, 1281, 2487, 3477, 5803, 8113, 15751, 17409, 24339, 47253, 50569, 110257, 151707, 330771, 353983, 960811, 1061949, 2882433, 6725677, 20177031]

約数ペア:

[(1, 20177031), (3, 6725677), (7, 2882433), (19, 1061949), (21, 960811), (57, 353983), (61, 330771), (133, 151707), (183, 110257), (399, 50569), (427, 47253), (829, 24339), (1159, 17409), (1281, 15751), (2487, 8113), (3477, 5803)]