22316728

素因数分解:

$2^3\times 7^1\times {\mathrm{47}}^1\times {\mathrm{61}}^1\times {\mathrm{139}}^1$

素因数の和:260

約数の個数: 64

約数和(自身を含む): 49996800

約数和(自身を除く): 27680072

約数列:

[1, 2, 4, 7, 8, 14, 28, 47, 56, 61, 94, 122, 139, 188, 244, 278, 329, 376, 427, 488, 556, 658, 854, 973, 1112, 1316, 1708, 1946, 2632, 2867, 3416, 3892, 5734, 6533, 7784, 8479, 11468, 13066, 16958, 20069, 22936, 26132, 33916, 40138, 45731, 52264, 59353, 67832, 80276, 91462, 118706, 160552, 182924, 237412, 365848, 398513, 474824, 797026, 1594052, 2789591, 3188104, 5579182, 11158364, 22316728]

約数ペア:

[(1, 22316728), (2, 11158364), (4, 5579182), (7, 3188104), (8, 2789591), (14, 1594052), (28, 797026), (47, 474824), (56, 398513), (61, 365848), (94, 237412), (122, 182924), (139, 160552), (188, 118706), (244, 91462), (278, 80276), (329, 67832), (376, 59353), (427, 52264), (488, 45731), (556, 40138), (658, 33916), (854, 26132), (973, 22936), (1112, 20069), (1316, 16958), (1708, 13066), (1946, 11468), (2632, 8479), (2867, 7784), (3416, 6533), (3892, 5734)]