18417938

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{2917}}^1$

素因数の和:2978

約数の個数: 32

約数和(自身を含む): 35296128

約数和(自身を除く): 16878190

約数列:

[1, 2, 7, 11, 14, 22, 41, 77, 82, 154, 287, 451, 574, 902, 2917, 3157, 5834, 6314, 20419, 32087, 40838, 64174, 119597, 224609, 239194, 449218, 837179, 1315567, 1674358, 2631134, 9208969, 18417938]

約数ペア:

[(1, 18417938), (2, 9208969), (7, 2631134), (11, 1674358), (14, 1315567), (22, 837179), (41, 449218), (77, 239194), (82, 224609), (154, 119597), (287, 64174), (451, 40838), (574, 32087), (902, 20419), (2917, 6314), (3157, 5834)]