15967638

素因数分解:

$2^1\times 3^3\times {\mathrm{19}}^1\times {\mathrm{79}}^1\times {\mathrm{197}}^1$

素因数の和:306

約数の個数: 64

約数和(自身を含む): 38016000

約数和(自身を除く): 22048362

約数列:

[1, 2, 3, 6, 9, 18, 19, 27, 38, 54, 57, 79, 114, 158, 171, 197, 237, 342, 394, 474, 513, 591, 711, 1026, 1182, 1422, 1501, 1773, 2133, 3002, 3546, 3743, 4266, 4503, 5319, 7486, 9006, 10638, 11229, 13509, 15563, 22458, 27018, 31126, 33687, 40527, 46689, 67374, 81054, 93378, 101061, 140067, 202122, 280134, 295697, 420201, 591394, 840402, 887091, 1774182, 2661273, 5322546, 7983819, 15967638]

約数ペア:

[(1, 15967638), (2, 7983819), (3, 5322546), (6, 2661273), (9, 1774182), (18, 887091), (19, 840402), (27, 591394), (38, 420201), (54, 295697), (57, 280134), (79, 202122), (114, 140067), (158, 101061), (171, 93378), (197, 81054), (237, 67374), (342, 46689), (394, 40527), (474, 33687), (513, 31126), (591, 27018), (711, 22458), (1026, 15563), (1182, 13509), (1422, 11229), (1501, 10638), (1773, 9006), (2133, 7486), (3002, 5319), (3546, 4503), (3743, 4266)]