19209564

素因数分解:

$2^2\times 3^2\times {\mathrm{11}}^1\times {\mathrm{179}}^1\times {\mathrm{271}}^1$

素因数の和:471

約数の個数: 72

約数和(自身を含む): 53464320

約数和(自身を除く): 34254756

約数列:

[1, 2, 3, 4, 6, 9, 11, 12, 18, 22, 33, 36, 44, 66, 99, 132, 179, 198, 271, 358, 396, 537, 542, 716, 813, 1074, 1084, 1611, 1626, 1969, 2148, 2439, 2981, 3222, 3252, 3938, 4878, 5907, 5962, 6444, 7876, 8943, 9756, 11814, 11924, 17721, 17886, 23628, 26829, 35442, 35772, 48509, 53658, 70884, 97018, 107316, 145527, 194036, 291054, 436581, 533599, 582108, 873162, 1067198, 1600797, 1746324, 2134396, 3201594, 4802391, 6403188, 9604782, 19209564]

約数ペア:

[(1, 19209564), (2, 9604782), (3, 6403188), (4, 4802391), (6, 3201594), (9, 2134396), (11, 1746324), (12, 1600797), (18, 1067198), (22, 873162), (33, 582108), (36, 533599), (44, 436581), (66, 291054), (99, 194036), (132, 145527), (179, 107316), (198, 97018), (271, 70884), (358, 53658), (396, 48509), (537, 35772), (542, 35442), (716, 26829), (813, 23628), (1074, 17886), (1084, 17721), (1611, 11924), (1626, 11814), (1969, 9756), (2148, 8943), (2439, 7876), (2981, 6444), (3222, 5962), (3252, 5907), (3938, 4878)]