19740994

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{1373}}^1$

素因数の和:1474

約数の個数: 32

約数和(自身を含む): 36933120

約数和(自身を除く): 17192126

約数列:

[1, 2, 7, 13, 14, 26, 79, 91, 158, 182, 553, 1027, 1106, 1373, 2054, 2746, 7189, 9611, 14378, 17849, 19222, 35698, 108467, 124943, 216934, 249886, 759269, 1410071, 1518538, 2820142, 9870497, 19740994]

約数ペア:

[(1, 19740994), (2, 9870497), (7, 2820142), (13, 1518538), (14, 1410071), (26, 759269), (79, 249886), (91, 216934), (158, 124943), (182, 108467), (553, 35698), (1027, 19222), (1106, 17849), (1373, 14378), (2054, 9611), (2746, 7189)]