19561374

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{8171}}^1$

素因数の和:8205

約数の個数: 48

約数和(自身を含む): 50993280

約数和(自身を除く): 31431906

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 19, 21, 38, 42, 57, 63, 114, 126, 133, 171, 266, 342, 399, 798, 1197, 2394, 8171, 16342, 24513, 49026, 57197, 73539, 114394, 147078, 155249, 171591, 310498, 343182, 465747, 514773, 931494, 1029546, 1086743, 1397241, 2173486, 2794482, 3260229, 6520458, 9780687, 19561374]

約数ペア:

[(1, 19561374), (2, 9780687), (3, 6520458), (6, 3260229), (7, 2794482), (9, 2173486), (14, 1397241), (18, 1086743), (19, 1029546), (21, 931494), (38, 514773), (42, 465747), (57, 343182), (63, 310498), (114, 171591), (126, 155249), (133, 147078), (171, 114394), (266, 73539), (342, 57197), (399, 49026), (798, 24513), (1197, 16342), (2394, 8171)]