2019761541

素因数分解:

$3^3\times 7^1\times {\mathrm{19}}^1\times {\mathrm{743}}^1\times {\mathrm{757}}^1$

素因数の和:1535

約数の個数: 64

約数和(自身を含む): 3609292800

約数和(自身を除く): 1589531259

約数列:

[1, 3, 7, 9, 19, 21, 27, 57, 63, 133, 171, 189, 399, 513, 743, 757, 1197, 2229, 2271, 3591, 5201, 5299, 6687, 6813, 14117, 14383, 15603, 15897, 20061, 20439, 42351, 43149, 46809, 47691, 98819, 100681, 127053, 129447, 140427, 143073, 296457, 302043, 381159, 388341, 562451, 889371, 906129, 1687353, 2668113, 2718387, 3937157, 5062059, 10686569, 11811471, 15186177, 32059707, 35434413, 74805983, 96179121, 106303239, 224417949, 288537363, 673253847, 2019761541]

約数ペア:

[(1, 2019761541), (3, 673253847), (7, 288537363), (9, 224417949), (19, 106303239), (21, 96179121), (27, 74805983), (57, 35434413), (63, 32059707), (133, 15186177), (171, 11811471), (189, 10686569), (399, 5062059), (513, 3937157), (743, 2718387), (757, 2668113), (1197, 1687353), (2229, 906129), (2271, 889371), (3591, 562451), (5201, 388341), (5299, 381159), (6687, 302043), (6813, 296457), (14117, 143073), (14383, 140427), (15603, 129447), (15897, 127053), (20061, 100681), (20439, 98819), (42351, 47691), (43149, 46809)]