20583836

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{193}}^1\times {\mathrm{293}}^1$

素因数の和:510

約数の個数: 48

約数和(自身を含む): 44716224

約数和(自身を除く): 24132388

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 52, 91, 182, 193, 293, 364, 386, 586, 772, 1172, 1351, 2051, 2509, 2702, 3809, 4102, 5018, 5404, 7618, 8204, 10036, 15236, 17563, 26663, 35126, 53326, 56549, 70252, 106652, 113098, 226196, 395843, 735137, 791686, 1470274, 1583372, 2940548, 5145959, 10291918, 20583836]

約数ペア:

[(1, 20583836), (2, 10291918), (4, 5145959), (7, 2940548), (13, 1583372), (14, 1470274), (26, 791686), (28, 735137), (52, 395843), (91, 226196), (182, 113098), (193, 106652), (293, 70252), (364, 56549), (386, 53326), (586, 35126), (772, 26663), (1172, 17563), (1351, 15236), (2051, 10036), (2509, 8204), (2702, 7618), (3809, 5404), (4102, 5018)]