20545392

素因数分解:

$2^4\times 3^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{1301}}^1$

素因数の和:1366

約数の個数: 80

約数和(自身を含む): 61996032

約数和(自身を除く): 41450640

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 42, 47, 48, 56, 84, 94, 112, 141, 168, 188, 282, 329, 336, 376, 564, 658, 752, 987, 1128, 1301, 1316, 1974, 2256, 2602, 2632, 3903, 3948, 5204, 5264, 7806, 7896, 9107, 10408, 15612, 15792, 18214, 20816, 27321, 31224, 36428, 54642, 61147, 62448, 72856, 109284, 122294, 145712, 183441, 218568, 244588, 366882, 428029, 437136, 489176, 733764, 856058, 978352, 1284087, 1467528, 1712116, 2568174, 2935056, 3424232, 5136348, 6848464, 10272696, 20545392]

約数ペア:

[(1, 20545392), (2, 10272696), (3, 6848464), (4, 5136348), (6, 3424232), (7, 2935056), (8, 2568174), (12, 1712116), (14, 1467528), (16, 1284087), (21, 978352), (24, 856058), (28, 733764), (42, 489176), (47, 437136), (48, 428029), (56, 366882), (84, 244588), (94, 218568), (112, 183441), (141, 145712), (168, 122294), (188, 109284), (282, 72856), (329, 62448), (336, 61147), (376, 54642), (564, 36428), (658, 31224), (752, 27321), (987, 20816), (1128, 18214), (1301, 15792), (1316, 15612), (1974, 10408), (2256, 9107), (2602, 7896), (2632, 7806), (3903, 5264), (3948, 5204)]